diff --git a/Code/Framework/AzCore/AzCore/std/containers/span.h b/Code/Framework/AzCore/AzCore/std/containers/span.h
index 5bb51bf481..fbf5f56870 100644
--- a/Code/Framework/AzCore/AzCore/std/containers/span.h
+++ b/Code/Framework/AzCore/AzCore/std/containers/span.h
@@ -33,23 +33,24 @@ namespace AZStd
      *
      * Since the span does not copy and store any data, it is only valid as long as the data used to create it is valid.
      */
-    template <class Element>
+    template <class T>
     class span final
     {
     public:
-        using value_type = Element;
+        using element_type = T;
+        using value_type = AZStd::remove_cv_t<T>;
 
-        using pointer = value_type*;
-        using const_pointer = const value_type*;
+        using pointer = T*;
+        using const_pointer = const T*;
 
-        using reference = value_type&;
-        using const_reference = const value_type&;
+        using reference = T&;
+        using const_reference = const T&;
 
         using size_type = AZStd::size_t;
         using difference_type = AZStd::ptrdiff_t;
 
-        using iterator = value_type*;
-        using const_iterator = const value_type*;
+        using iterator = T*;
+        using const_iterator = const T*;
         using reverse_iterator = AZStd::reverse_iterator<iterator>;
         using const_reverse_iterator = AZStd::reverse_iterator<const_iterator>;
 
@@ -65,21 +66,11 @@ namespace AZStd
         // create a span to just the first element instead of an entire array.
         constexpr span(const_pointer s) = delete;
 
-        template<AZStd::size_t N>
-        constexpr span(AZStd::array<value_type, N>& data);
+        template<typename Container>
+        constexpr span(Container& data);
 
-        constexpr span(AZStd::vector<value_type>& data);
-
-        template<AZStd::size_t N>
-        constexpr span(AZStd::fixed_vector<value_type, N>& data);
-
-        template<AZStd::size_t N>
-        constexpr span(const AZStd::array<value_type, N>& data);
-
-        constexpr span(const AZStd::vector<value_type>& data);
-
-        template<AZStd::size_t N>
-        constexpr span(const AZStd::fixed_vector<value_type, N>& data);
+        template<typename Container>
+        constexpr span(const Container& data);
 
         constexpr span(const span&) = default;
 
@@ -132,6 +123,7 @@ namespace AZStd
         pointer m_begin;
         pointer m_end;
     };
+
 } // namespace AZStd
 
 #include <AzCore/std/containers/span.inl>
diff --git a/Code/Framework/AzCore/AzCore/std/containers/span.inl b/Code/Framework/AzCore/AzCore/std/containers/span.inl
index 01bab9a5a4..2b24a11fc3 100644
--- a/Code/Framework/AzCore/AzCore/std/containers/span.inl
+++ b/Code/Framework/AzCore/AzCore/std/containers/span.inl
@@ -29,42 +29,16 @@ namespace AZStd
         , m_end(last)
     { }
 
-    template <class Element>
-    template<AZStd::size_t N>
-    inline constexpr span<Element>::span(AZStd::array<Element, N>& data)
+    template<class Element>
+    template<typename Container>
+    inline constexpr span<Element>::span(Container& data)
         : m_begin(data.data())
         , m_end(m_begin + data.size())
     { }
 
-    template <class Element>
-    inline constexpr span<Element>::span(AZStd::vector<Element>& data)
-        : m_begin(data.data())
-        , m_end(m_begin + data.size())
-    { }
-
-    template <class Element>
-    template<AZStd::size_t N>
-    inline constexpr span<Element>::span(AZStd::fixed_vector<Element, N>& data)
-        : m_begin(data.data())
-        , m_end(m_begin + data.size())
-    { }
-
-    template <class Element>
-    template<AZStd::size_t N>
-    inline constexpr span<Element>::span(const AZStd::array<Element, N>& data)
-        : m_begin(data.data())
-        , m_end(m_begin + data.size())
-    { }
-
-    template <class Element>
-    inline constexpr span<Element>::span(const AZStd::vector<Element>& data)
-        : m_begin(data.data())
-        , m_end(m_begin + data.size())
-    { }
-
-    template <class Element>
-    template<AZStd::size_t N>
-    inline constexpr span<Element>::span(const AZStd::fixed_vector<Element, N>& data)
+    template<class Element>
+    template<typename Container>
+    inline constexpr span<Element>::span(const Container& data)
         : m_begin(data.data())
         , m_end(m_begin + data.size())
     { }
diff --git a/Code/Framework/AzCore/AzCore/std/containers/vector.h b/Code/Framework/AzCore/AzCore/std/containers/vector.h
index 255e1c4de4..cd25450777 100644
--- a/Code/Framework/AzCore/AzCore/std/containers/vector.h
+++ b/Code/Framework/AzCore/AzCore/std/containers/vector.h
@@ -954,25 +954,6 @@ namespace AZStd
             return true;
         }
         /// Validates an iter iterator. Returns a combination of \ref iterator_status_flag.
-        AZ_FORCE_INLINE int     validate_iterator(const iterator& iter) const
-        {
-#ifdef AZSTD_HAS_CHECKED_ITERATORS
-            AZ_Assert(iter.m_container == this, "Iterator doesn't belong to this container");
-            pointer iterPtr = iter.m_iter;
-#else
-            pointer iterPtr = iter;
-#endif
-            if (iterPtr < m_start || iterPtr > m_last)
-            {
-                return isf_none;
-            }
-            else if (iterPtr == m_last)
-            {
-                return isf_valid;
-            }
-
-            return isf_valid | isf_can_dereference;
-        }
         AZ_FORCE_INLINE int     validate_iterator(const const_iterator& iter) const
         {
 #ifdef AZSTD_HAS_CHECKED_ITERATORS
@@ -992,7 +973,6 @@ namespace AZStd
 
             return isf_valid | isf_can_dereference;
         }
-        AZ_FORCE_INLINE int     validate_iterator(const reverse_iterator& iter) const       { return validate_iterator(iter.base()); }
         AZ_FORCE_INLINE int     validate_iterator(const const_reverse_iterator& iter) const { return validate_iterator(iter.base()); }
 
         /**
diff --git a/Gems/GradientSignal/Code/Include/GradientSignal/Components/ConstantGradientComponent.h b/Gems/GradientSignal/Code/Include/GradientSignal/Components/ConstantGradientComponent.h
index 1ed06a976a..ff81206225 100644
--- a/Gems/GradientSignal/Code/Include/GradientSignal/Components/ConstantGradientComponent.h
+++ b/Gems/GradientSignal/Code/Include/GradientSignal/Components/ConstantGradientComponent.h
@@ -62,7 +62,7 @@ namespace GradientSignal
         //////////////////////////////////////////////////////////////////////////
         // GradientRequestBus
         float GetValue(const GradientSampleParams& sampleParams) const override;
-        void GetValues(AZStd::span<AZ::Vector3> positions, AZStd::span<float> outValues) const override;
+        void GetValues(AZStd::span<const AZ::Vector3> positions, AZStd::span<float> outValues) const override;
 
     protected:
         //////////////////////////////////////////////////////////////////////////
diff --git a/Gems/GradientSignal/Code/Include/GradientSignal/Components/DitherGradientComponent.h b/Gems/GradientSignal/Code/Include/GradientSignal/Components/DitherGradientComponent.h
index add6de06cf..ff863115af 100644
--- a/Gems/GradientSignal/Code/Include/GradientSignal/Components/DitherGradientComponent.h
+++ b/Gems/GradientSignal/Code/Include/GradientSignal/Components/DitherGradientComponent.h
@@ -77,7 +77,7 @@ namespace GradientSignal
         //////////////////////////////////////////////////////////////////////////
         // GradientRequestBus
         float GetValue(const GradientSampleParams& sampleParams) const override;
-        void GetValues(AZStd::span<AZ::Vector3> positions, AZStd::span<float> outValues) const override;
+        void GetValues(AZStd::span<const AZ::Vector3> positions, AZStd::span<float> outValues) const override;
         bool IsEntityInHierarchy(const AZ::EntityId& entityId) const override;
 
         //////////////////////////////////////////////////////////////////////////
diff --git a/Gems/GradientSignal/Code/Include/GradientSignal/Components/ImageGradientComponent.h b/Gems/GradientSignal/Code/Include/GradientSignal/Components/ImageGradientComponent.h
index 79d42ec478..044e9d91b1 100644
--- a/Gems/GradientSignal/Code/Include/GradientSignal/Components/ImageGradientComponent.h
+++ b/Gems/GradientSignal/Code/Include/GradientSignal/Components/ImageGradientComponent.h
@@ -69,7 +69,7 @@ namespace GradientSignal
 
         // GradientRequestBus overrides...
         float GetValue(const GradientSampleParams& sampleParams) const override;
-        void GetValues(AZStd::span<AZ::Vector3> positions, AZStd::span<float> outValues) const override;
+        void GetValues(AZStd::span<const AZ::Vector3> positions, AZStd::span<float> outValues) const override;
 
         // AZ::Data::AssetBus overrides...
         void OnAssetReady(AZ::Data::Asset<AZ::Data::AssetData> asset) override;
diff --git a/Gems/GradientSignal/Code/Include/GradientSignal/Components/InvertGradientComponent.h b/Gems/GradientSignal/Code/Include/GradientSignal/Components/InvertGradientComponent.h
index a370286b0b..e4c1faa5d0 100644
--- a/Gems/GradientSignal/Code/Include/GradientSignal/Components/InvertGradientComponent.h
+++ b/Gems/GradientSignal/Code/Include/GradientSignal/Components/InvertGradientComponent.h
@@ -64,7 +64,7 @@ namespace GradientSignal
         //////////////////////////////////////////////////////////////////////////
         // GradientRequestBus
         float GetValue(const GradientSampleParams& sampleParams) const override;
-        void GetValues(AZStd::span<AZ::Vector3> positions, AZStd::span<float> outValues) const override;
+        void GetValues(AZStd::span<const AZ::Vector3> positions, AZStd::span<float> outValues) const override;
         bool IsEntityInHierarchy(const AZ::EntityId& entityId) const override;
 
     protected:
diff --git a/Gems/GradientSignal/Code/Include/GradientSignal/Components/LevelsGradientComponent.h b/Gems/GradientSignal/Code/Include/GradientSignal/Components/LevelsGradientComponent.h
index 093f84ef3a..eee777045f 100644
--- a/Gems/GradientSignal/Code/Include/GradientSignal/Components/LevelsGradientComponent.h
+++ b/Gems/GradientSignal/Code/Include/GradientSignal/Components/LevelsGradientComponent.h
@@ -69,7 +69,7 @@ namespace GradientSignal
         //////////////////////////////////////////////////////////////////////////
         // GradientRequestBus
         float GetValue(const GradientSampleParams& sampleParams) const override;
-        void GetValues(AZStd::span<AZ::Vector3> positions, AZStd::span<float> outValues) const override;
+        void GetValues(AZStd::span<const AZ::Vector3> positions, AZStd::span<float> outValues) const override;
         bool IsEntityInHierarchy(const AZ::EntityId& entityId) const override;
 
     protected:
diff --git a/Gems/GradientSignal/Code/Include/GradientSignal/Components/MixedGradientComponent.h b/Gems/GradientSignal/Code/Include/GradientSignal/Components/MixedGradientComponent.h
index 658118fca4..27e7d238a7 100644
--- a/Gems/GradientSignal/Code/Include/GradientSignal/Components/MixedGradientComponent.h
+++ b/Gems/GradientSignal/Code/Include/GradientSignal/Components/MixedGradientComponent.h
@@ -99,7 +99,7 @@ namespace GradientSignal
         //////////////////////////////////////////////////////////////////////////
         // GradientRequestBus
         float GetValue(const GradientSampleParams& sampleParams) const override;
-        void GetValues(AZStd::span<AZ::Vector3> positions, AZStd::span<float> outValues) const override;
+        void GetValues(AZStd::span<const AZ::Vector3> positions, AZStd::span<float> outValues) const override;
         bool IsEntityInHierarchy(const AZ::EntityId& entityId) const override;
 
     protected:
diff --git a/Gems/GradientSignal/Code/Include/GradientSignal/Components/PerlinGradientComponent.h b/Gems/GradientSignal/Code/Include/GradientSignal/Components/PerlinGradientComponent.h
index 19f3fe7294..d1f35220ed 100644
--- a/Gems/GradientSignal/Code/Include/GradientSignal/Components/PerlinGradientComponent.h
+++ b/Gems/GradientSignal/Code/Include/GradientSignal/Components/PerlinGradientComponent.h
@@ -70,7 +70,7 @@ namespace GradientSignal
 
         // GradientRequestBus overrides...
         float GetValue(const GradientSampleParams& sampleParams) const override;
-        void GetValues(AZStd::span<AZ::Vector3> positions, AZStd::span<float> outValues) const override;
+        void GetValues(AZStd::span<const AZ::Vector3> positions, AZStd::span<float> outValues) const override;
 
     private:
         PerlinGradientConfig m_configuration;
diff --git a/Gems/GradientSignal/Code/Include/GradientSignal/Components/PosterizeGradientComponent.h b/Gems/GradientSignal/Code/Include/GradientSignal/Components/PosterizeGradientComponent.h
index bff49ac619..55ea37868b 100644
--- a/Gems/GradientSignal/Code/Include/GradientSignal/Components/PosterizeGradientComponent.h
+++ b/Gems/GradientSignal/Code/Include/GradientSignal/Components/PosterizeGradientComponent.h
@@ -73,7 +73,7 @@ namespace GradientSignal
         //////////////////////////////////////////////////////////////////////////
         // GradientRequestBus
         float GetValue(const GradientSampleParams& sampleParams) const override;
-        void GetValues(AZStd::span<AZ::Vector3> positions, AZStd::span<float> outValues) const override;
+        void GetValues(AZStd::span<const AZ::Vector3> positions, AZStd::span<float> outValues) const override;
         bool IsEntityInHierarchy(const AZ::EntityId& entityId) const override;
 
     protected:
diff --git a/Gems/GradientSignal/Code/Include/GradientSignal/Components/RandomGradientComponent.h b/Gems/GradientSignal/Code/Include/GradientSignal/Components/RandomGradientComponent.h
index 328fed5118..ffd532e024 100644
--- a/Gems/GradientSignal/Code/Include/GradientSignal/Components/RandomGradientComponent.h
+++ b/Gems/GradientSignal/Code/Include/GradientSignal/Components/RandomGradientComponent.h
@@ -61,7 +61,7 @@ namespace GradientSignal
 
         // GradientRequestBus overrides...
         float GetValue(const GradientSampleParams& sampleParams) const override;
-        void GetValues(AZStd::span<AZ::Vector3> positions, AZStd::span<float> outValues) const override;
+        void GetValues(AZStd::span<const AZ::Vector3> positions, AZStd::span<float> outValues) const override;
 
     private:
         RandomGradientConfig m_configuration;
diff --git a/Gems/GradientSignal/Code/Include/GradientSignal/Components/ReferenceGradientComponent.h b/Gems/GradientSignal/Code/Include/GradientSignal/Components/ReferenceGradientComponent.h
index 17c40865b3..82d2de1725 100644
--- a/Gems/GradientSignal/Code/Include/GradientSignal/Components/ReferenceGradientComponent.h
+++ b/Gems/GradientSignal/Code/Include/GradientSignal/Components/ReferenceGradientComponent.h
@@ -64,7 +64,7 @@ namespace GradientSignal
         //////////////////////////////////////////////////////////////////////////
         // GradientRequestBus
         float GetValue(const GradientSampleParams& sampleParams) const override;
-        void GetValues(AZStd::span<AZ::Vector3> positions, AZStd::span<float> outValues) const override;
+        void GetValues(AZStd::span<const AZ::Vector3> positions, AZStd::span<float> outValues) const override;
         bool IsEntityInHierarchy(const AZ::EntityId& entityId) const override;
 
     protected:
diff --git a/Gems/GradientSignal/Code/Include/GradientSignal/Components/ShapeAreaFalloffGradientComponent.h b/Gems/GradientSignal/Code/Include/GradientSignal/Components/ShapeAreaFalloffGradientComponent.h
index 27b2da58a3..4169f31a89 100644
--- a/Gems/GradientSignal/Code/Include/GradientSignal/Components/ShapeAreaFalloffGradientComponent.h
+++ b/Gems/GradientSignal/Code/Include/GradientSignal/Components/ShapeAreaFalloffGradientComponent.h
@@ -69,7 +69,7 @@ namespace GradientSignal
         //////////////////////////////////////////////////////////////////////////
         // GradientRequestBus
         float GetValue(const GradientSampleParams& sampleParams) const override;
-        void GetValues(AZStd::span<AZ::Vector3> positions, AZStd::span<float> outValues) const override;
+        void GetValues(AZStd::span<const AZ::Vector3> positions, AZStd::span<float> outValues) const override;
 
     protected:
         //////////////////////////////////////////////////////////////////////////
diff --git a/Gems/GradientSignal/Code/Include/GradientSignal/Components/SmoothStepGradientComponent.h b/Gems/GradientSignal/Code/Include/GradientSignal/Components/SmoothStepGradientComponent.h
index 03f629ab1e..282ad65a0c 100644
--- a/Gems/GradientSignal/Code/Include/GradientSignal/Components/SmoothStepGradientComponent.h
+++ b/Gems/GradientSignal/Code/Include/GradientSignal/Components/SmoothStepGradientComponent.h
@@ -71,7 +71,7 @@ namespace GradientSignal
         //////////////////////////////////////////////////////////////////////////
         // GradientRequestBus
         float GetValue(const GradientSampleParams& sampleParams) const override;
-        void GetValues(AZStd::span<AZ::Vector3> positions, AZStd::span<float> outValues) const override;
+        void GetValues(AZStd::span<const AZ::Vector3> positions, AZStd::span<float> outValues) const override;
         bool IsEntityInHierarchy(const AZ::EntityId& entityId) const override;
 
     protected:
diff --git a/Gems/GradientSignal/Code/Include/GradientSignal/Components/SurfaceAltitudeGradientComponent.h b/Gems/GradientSignal/Code/Include/GradientSignal/Components/SurfaceAltitudeGradientComponent.h
index eb76fac292..6843be8a0e 100644
--- a/Gems/GradientSignal/Code/Include/GradientSignal/Components/SurfaceAltitudeGradientComponent.h
+++ b/Gems/GradientSignal/Code/Include/GradientSignal/Components/SurfaceAltitudeGradientComponent.h
@@ -90,7 +90,7 @@ namespace GradientSignal
         //////////////////////////////////////////////////////////////////////////
         // GradientRequestBus
         float GetValue(const GradientSampleParams& sampleParams) const override;
-        void GetValues(AZStd::span<AZ::Vector3> positions, AZStd::span<float> outValues) const override;
+        void GetValues(AZStd::span<const AZ::Vector3> positions, AZStd::span<float> outValues) const override;
 
     protected:
         //////////////////////////////////////////////////////////////////////////
diff --git a/Gems/GradientSignal/Code/Include/GradientSignal/Components/SurfaceMaskGradientComponent.h b/Gems/GradientSignal/Code/Include/GradientSignal/Components/SurfaceMaskGradientComponent.h
index 3eafb8c115..2580da10a0 100644
--- a/Gems/GradientSignal/Code/Include/GradientSignal/Components/SurfaceMaskGradientComponent.h
+++ b/Gems/GradientSignal/Code/Include/GradientSignal/Components/SurfaceMaskGradientComponent.h
@@ -70,7 +70,7 @@ namespace GradientSignal
         //////////////////////////////////////////////////////////////////////////
         // GradientRequestBus
         float GetValue(const GradientSampleParams& sampleParams) const override;
-        void GetValues(AZStd::span<AZ::Vector3> positions, AZStd::span<float> outValues) const override;
+        void GetValues(AZStd::span<const AZ::Vector3> positions, AZStd::span<float> outValues) const override;
 
     protected:
         //////////////////////////////////////////////////////////////////////////
diff --git a/Gems/GradientSignal/Code/Include/GradientSignal/Components/SurfaceSlopeGradientComponent.h b/Gems/GradientSignal/Code/Include/GradientSignal/Components/SurfaceSlopeGradientComponent.h
index b464b6fb0f..bdfbcd2b7f 100644
--- a/Gems/GradientSignal/Code/Include/GradientSignal/Components/SurfaceSlopeGradientComponent.h
+++ b/Gems/GradientSignal/Code/Include/GradientSignal/Components/SurfaceSlopeGradientComponent.h
@@ -92,7 +92,7 @@ namespace GradientSignal
         //////////////////////////////////////////////////////////////////////////
         // GradientRequestBus
         float GetValue(const GradientSampleParams& sampleParams) const override;
-        void GetValues(AZStd::span<AZ::Vector3> positions, AZStd::span<float> outValues) const override;
+        void GetValues(AZStd::span<const AZ::Vector3> positions, AZStd::span<float> outValues) const override;
 
     protected:
         //////////////////////////////////////////////////////////////////////////
diff --git a/Gems/GradientSignal/Code/Include/GradientSignal/Components/ThresholdGradientComponent.h b/Gems/GradientSignal/Code/Include/GradientSignal/Components/ThresholdGradientComponent.h
index 96bc235ea8..06369cbe0a 100644
--- a/Gems/GradientSignal/Code/Include/GradientSignal/Components/ThresholdGradientComponent.h
+++ b/Gems/GradientSignal/Code/Include/GradientSignal/Components/ThresholdGradientComponent.h
@@ -65,7 +65,7 @@ namespace GradientSignal
         //////////////////////////////////////////////////////////////////////////
         // GradientRequestBus
         float GetValue(const GradientSampleParams& sampleParams) const override;
-        void GetValues(AZStd::span<AZ::Vector3> positions, AZStd::span<float> outValues) const override;
+        void GetValues(AZStd::span<const AZ::Vector3> positions, AZStd::span<float> outValues) const override;
         bool IsEntityInHierarchy(const AZ::EntityId& entityId) const override;
 
     protected:
diff --git a/Gems/GradientSignal/Code/Include/GradientSignal/Ebuses/GradientRequestBus.h b/Gems/GradientSignal/Code/Include/GradientSignal/Ebuses/GradientRequestBus.h
index 45b5a173a3..a2e5912f82 100644
--- a/Gems/GradientSignal/Code/Include/GradientSignal/Ebuses/GradientRequestBus.h
+++ b/Gems/GradientSignal/Code/Include/GradientSignal/Ebuses/GradientRequestBus.h
@@ -56,7 +56,7 @@ namespace GradientSignal
          * \param positions The input list of positions to query.
          * \param outValues The output list of values. This list is expected to be the same size as the positions list.
          */
-        virtual void GetValues(AZStd::span<AZ::Vector3> positions, AZStd::span<float> outValues) const
+        virtual void GetValues(AZStd::span<const AZ::Vector3> positions, AZStd::span<float> outValues) const
         {
             // Reference implementation of GetValues for any gradients that don't have their own optimized implementations.
             // This is 10%-60% faster than calling GetValue via EBus many times due to the per-call EBus overhead.
diff --git a/Gems/GradientSignal/Code/Include/GradientSignal/GradientSampler.h b/Gems/GradientSignal/Code/Include/GradientSignal/GradientSampler.h
index bf5c8d1ea0..113693e928 100644
--- a/Gems/GradientSignal/Code/Include/GradientSignal/GradientSampler.h
+++ b/Gems/GradientSignal/Code/Include/GradientSignal/GradientSampler.h
@@ -33,7 +33,7 @@ namespace GradientSignal
         static void Reflect(AZ::ReflectContext* context);
 
         inline float GetValue(const GradientSampleParams& sampleParams) const;
-        inline void GetValues(AZStd::span<AZ::Vector3> positions, AZStd::span<float> outValues) const;
+        inline void GetValues(AZStd::span<const AZ::Vector3> positions, AZStd::span<float> outValues) const;
 
         bool IsEntityInHierarchy(const AZ::EntityId& entityId) const;
 
@@ -147,7 +147,7 @@ namespace GradientSignal
         return output * m_opacity;
     }
 
-    inline void GradientSampler::GetValues(AZStd::span<AZ::Vector3> positions, AZStd::span<float> outValues) const
+    inline void GradientSampler::GetValues(AZStd::span<const AZ::Vector3> positions, AZStd::span<float> outValues) const
     {
         auto ClearOutputValues = [](AZStd::span<float> outValues)
         {
diff --git a/Gems/GradientSignal/Code/Source/Components/ConstantGradientComponent.cpp b/Gems/GradientSignal/Code/Source/Components/ConstantGradientComponent.cpp
index ac81f616c6..bf94429a63 100644
--- a/Gems/GradientSignal/Code/Source/Components/ConstantGradientComponent.cpp
+++ b/Gems/GradientSignal/Code/Source/Components/ConstantGradientComponent.cpp
@@ -135,7 +135,7 @@ namespace GradientSignal
     }
 
     void ConstantGradientComponent::GetValues(
-        [[maybe_unused]] AZStd::span<AZ::Vector3> positions, AZStd::span<float> outValues) const
+        [[maybe_unused]] AZStd::span<const AZ::Vector3> positions, AZStd::span<float> outValues) const
     {
         if (positions.size() != outValues.size())
         {
diff --git a/Gems/GradientSignal/Code/Source/Components/DitherGradientComponent.cpp b/Gems/GradientSignal/Code/Source/Components/DitherGradientComponent.cpp
index 1b320afeb9..eaed069292 100644
--- a/Gems/GradientSignal/Code/Source/Components/DitherGradientComponent.cpp
+++ b/Gems/GradientSignal/Code/Source/Components/DitherGradientComponent.cpp
@@ -264,7 +264,7 @@ namespace GradientSignal
         return GetDitherValue(scaledCoordinate, value);
     }
 
-    void DitherGradientComponent::GetValues(AZStd::span<AZ::Vector3> positions, AZStd::span<float> outValues) const
+    void DitherGradientComponent::GetValues(AZStd::span<const AZ::Vector3> positions, AZStd::span<float> outValues) const
     {
         if (positions.size() != outValues.size())
         {
diff --git a/Gems/GradientSignal/Code/Source/Components/ImageGradientComponent.cpp b/Gems/GradientSignal/Code/Source/Components/ImageGradientComponent.cpp
index d948f6269e..3639d5c6df 100644
--- a/Gems/GradientSignal/Code/Source/Components/ImageGradientComponent.cpp
+++ b/Gems/GradientSignal/Code/Source/Components/ImageGradientComponent.cpp
@@ -219,7 +219,7 @@ namespace GradientSignal
         return 0.0f;
     }
 
-    void ImageGradientComponent::GetValues(AZStd::span<AZ::Vector3> positions, AZStd::span<float> outValues) const
+    void ImageGradientComponent::GetValues(AZStd::span<const AZ::Vector3> positions, AZStd::span<float> outValues) const
     {
         if (positions.size() != outValues.size())
         {
diff --git a/Gems/GradientSignal/Code/Source/Components/InvertGradientComponent.cpp b/Gems/GradientSignal/Code/Source/Components/InvertGradientComponent.cpp
index aef5cc7a52..c9d8451104 100644
--- a/Gems/GradientSignal/Code/Source/Components/InvertGradientComponent.cpp
+++ b/Gems/GradientSignal/Code/Source/Components/InvertGradientComponent.cpp
@@ -137,7 +137,7 @@ namespace GradientSignal
         return output;
     }
 
-    void InvertGradientComponent::GetValues(AZStd::span<AZ::Vector3> positions, AZStd::span<float> outValues) const
+    void InvertGradientComponent::GetValues(AZStd::span<const AZ::Vector3> positions, AZStd::span<float> outValues) const
     {
         if (positions.size() != outValues.size())
         {
diff --git a/Gems/GradientSignal/Code/Source/Components/LevelsGradientComponent.cpp b/Gems/GradientSignal/Code/Source/Components/LevelsGradientComponent.cpp
index 25f6a34614..85797ef4fe 100644
--- a/Gems/GradientSignal/Code/Source/Components/LevelsGradientComponent.cpp
+++ b/Gems/GradientSignal/Code/Source/Components/LevelsGradientComponent.cpp
@@ -185,7 +185,7 @@ namespace GradientSignal
         return output;
     }
 
-    void LevelsGradientComponent::GetValues(AZStd::span<AZ::Vector3> positions, AZStd::span<float> outValues) const
+    void LevelsGradientComponent::GetValues(AZStd::span<const AZ::Vector3> positions, AZStd::span<float> outValues) const
     {
         if (positions.size() != outValues.size())
         {
diff --git a/Gems/GradientSignal/Code/Source/Components/MixedGradientComponent.cpp b/Gems/GradientSignal/Code/Source/Components/MixedGradientComponent.cpp
index 23bdd379fe..d3cc1a5f24 100644
--- a/Gems/GradientSignal/Code/Source/Components/MixedGradientComponent.cpp
+++ b/Gems/GradientSignal/Code/Source/Components/MixedGradientComponent.cpp
@@ -284,7 +284,7 @@ namespace GradientSignal
         return AZ::GetClamp(result, 0.0f, 1.0f);
     }
 
-    void MixedGradientComponent::GetValues(AZStd::span<AZ::Vector3> positions, AZStd::span<float> outValues) const
+    void MixedGradientComponent::GetValues(AZStd::span<const AZ::Vector3> positions, AZStd::span<float> outValues) const
     {
         if (positions.size() != outValues.size())
         {
diff --git a/Gems/GradientSignal/Code/Source/Components/PerlinGradientComponent.cpp b/Gems/GradientSignal/Code/Source/Components/PerlinGradientComponent.cpp
index e3dfaf2161..17d389559b 100644
--- a/Gems/GradientSignal/Code/Source/Components/PerlinGradientComponent.cpp
+++ b/Gems/GradientSignal/Code/Source/Components/PerlinGradientComponent.cpp
@@ -203,7 +203,7 @@ namespace GradientSignal
         return 0.0f;
     }
 
-    void PerlinGradientComponent::GetValues(AZStd::span<AZ::Vector3> positions, AZStd::span<float> outValues) const
+    void PerlinGradientComponent::GetValues(AZStd::span<const AZ::Vector3> positions, AZStd::span<float> outValues) const
     {
         if (positions.size() != outValues.size())
         {
diff --git a/Gems/GradientSignal/Code/Source/Components/PosterizeGradientComponent.cpp b/Gems/GradientSignal/Code/Source/Components/PosterizeGradientComponent.cpp
index 4616e080f1..b46c9891ed 100644
--- a/Gems/GradientSignal/Code/Source/Components/PosterizeGradientComponent.cpp
+++ b/Gems/GradientSignal/Code/Source/Components/PosterizeGradientComponent.cpp
@@ -155,7 +155,7 @@ namespace GradientSignal
         return PosterizeValue(input, bands, m_configuration.m_mode);
     }
 
-    void PosterizeGradientComponent::GetValues(AZStd::span<AZ::Vector3> positions, AZStd::span<float> outValues) const
+    void PosterizeGradientComponent::GetValues(AZStd::span<const AZ::Vector3> positions, AZStd::span<float> outValues) const
     {
         if (positions.size() != outValues.size())
         {
diff --git a/Gems/GradientSignal/Code/Source/Components/RandomGradientComponent.cpp b/Gems/GradientSignal/Code/Source/Components/RandomGradientComponent.cpp
index 0f4ece38a1..245801e3b8 100644
--- a/Gems/GradientSignal/Code/Source/Components/RandomGradientComponent.cpp
+++ b/Gems/GradientSignal/Code/Source/Components/RandomGradientComponent.cpp
@@ -183,7 +183,7 @@ namespace GradientSignal
         return 0.0f;
     }
 
-    void RandomGradientComponent::GetValues(AZStd::span<AZ::Vector3> positions, AZStd::span<float> outValues) const
+    void RandomGradientComponent::GetValues(AZStd::span<const AZ::Vector3> positions, AZStd::span<float> outValues) const
     {
         if (positions.size() != outValues.size())
         {
diff --git a/Gems/GradientSignal/Code/Source/Components/ReferenceGradientComponent.cpp b/Gems/GradientSignal/Code/Source/Components/ReferenceGradientComponent.cpp
index e135401ff5..a3d67e6f8a 100644
--- a/Gems/GradientSignal/Code/Source/Components/ReferenceGradientComponent.cpp
+++ b/Gems/GradientSignal/Code/Source/Components/ReferenceGradientComponent.cpp
@@ -134,7 +134,7 @@ namespace GradientSignal
         return m_configuration.m_gradientSampler.GetValue(sampleParams);
     }
 
-    void ReferenceGradientComponent::GetValues(AZStd::span<AZ::Vector3> positions, AZStd::span<float> outValues) const
+    void ReferenceGradientComponent::GetValues(AZStd::span<const AZ::Vector3> positions, AZStd::span<float> outValues) const
     {
         if (positions.size() != outValues.size())
         {
diff --git a/Gems/GradientSignal/Code/Source/Components/ShapeAreaFalloffGradientComponent.cpp b/Gems/GradientSignal/Code/Source/Components/ShapeAreaFalloffGradientComponent.cpp
index 77b7f1a428..62b4834f47 100644
--- a/Gems/GradientSignal/Code/Source/Components/ShapeAreaFalloffGradientComponent.cpp
+++ b/Gems/GradientSignal/Code/Source/Components/ShapeAreaFalloffGradientComponent.cpp
@@ -168,7 +168,7 @@ namespace GradientSignal
         return (distance <= 0.0f) ? 1.0f : AZ::GetMax(1.0f - (distance / m_configuration.m_falloffWidth), 0.0f);
     }
 
-    void ShapeAreaFalloffGradientComponent::GetValues(AZStd::span<AZ::Vector3> positions, AZStd::span<float> outValues) const
+    void ShapeAreaFalloffGradientComponent::GetValues(AZStd::span<const AZ::Vector3> positions, AZStd::span<float> outValues) const
     {
         if (positions.size() != outValues.size())
         {
diff --git a/Gems/GradientSignal/Code/Source/Components/SmoothStepGradientComponent.cpp b/Gems/GradientSignal/Code/Source/Components/SmoothStepGradientComponent.cpp
index 683f0a37fa..9d1a601fe8 100644
--- a/Gems/GradientSignal/Code/Source/Components/SmoothStepGradientComponent.cpp
+++ b/Gems/GradientSignal/Code/Source/Components/SmoothStepGradientComponent.cpp
@@ -172,7 +172,7 @@ namespace GradientSignal
         return m_configuration.m_smoothStep.GetSmoothedValue(value);
     }
 
-    void SmoothStepGradientComponent::GetValues(AZStd::span<AZ::Vector3> positions, AZStd::span<float> outValues) const
+    void SmoothStepGradientComponent::GetValues(AZStd::span<const AZ::Vector3> positions, AZStd::span<float> outValues) const
     {
         if (positions.size() != outValues.size())
         {
diff --git a/Gems/GradientSignal/Code/Source/Components/SurfaceAltitudeGradientComponent.cpp b/Gems/GradientSignal/Code/Source/Components/SurfaceAltitudeGradientComponent.cpp
index ee6c272e40..1670483131 100644
--- a/Gems/GradientSignal/Code/Source/Components/SurfaceAltitudeGradientComponent.cpp
+++ b/Gems/GradientSignal/Code/Source/Components/SurfaceAltitudeGradientComponent.cpp
@@ -211,7 +211,7 @@ namespace GradientSignal
         return CalculateAltitudeRatio(points, m_configuration.m_altitudeMin, m_configuration.m_altitudeMax);
     }
 
-    void SurfaceAltitudeGradientComponent::GetValues(AZStd::span<AZ::Vector3> positions, AZStd::span<float> outValues) const
+    void SurfaceAltitudeGradientComponent::GetValues(AZStd::span<const AZ::Vector3> positions, AZStd::span<float> outValues) const
     {
         if (positions.size() != outValues.size())
         {
diff --git a/Gems/GradientSignal/Code/Source/Components/SurfaceMaskGradientComponent.cpp b/Gems/GradientSignal/Code/Source/Components/SurfaceMaskGradientComponent.cpp
index f697050f56..ea72971818 100644
--- a/Gems/GradientSignal/Code/Source/Components/SurfaceMaskGradientComponent.cpp
+++ b/Gems/GradientSignal/Code/Source/Components/SurfaceMaskGradientComponent.cpp
@@ -175,7 +175,7 @@ namespace GradientSignal
         return result;
     }
 
-    void SurfaceMaskGradientComponent::GetValues(AZStd::span<AZ::Vector3> positions, AZStd::span<float> outValues) const
+    void SurfaceMaskGradientComponent::GetValues(AZStd::span<const AZ::Vector3> positions, AZStd::span<float> outValues) const
     {
         if (positions.size() != outValues.size())
         {
diff --git a/Gems/GradientSignal/Code/Source/Components/SurfaceSlopeGradientComponent.cpp b/Gems/GradientSignal/Code/Source/Components/SurfaceSlopeGradientComponent.cpp
index 50105a862f..e557785509 100644
--- a/Gems/GradientSignal/Code/Source/Components/SurfaceSlopeGradientComponent.cpp
+++ b/Gems/GradientSignal/Code/Source/Components/SurfaceSlopeGradientComponent.cpp
@@ -215,7 +215,7 @@ namespace GradientSignal
         return GetSlopeRatio(points, angleMin, angleMax);
     }
 
-    void SurfaceSlopeGradientComponent::GetValues(AZStd::span<AZ::Vector3> positions, AZStd::span<float> outValues) const
+    void SurfaceSlopeGradientComponent::GetValues(AZStd::span<const AZ::Vector3> positions, AZStd::span<float> outValues) const
     {
         if (positions.size() != outValues.size())
         {
diff --git a/Gems/GradientSignal/Code/Source/Components/ThresholdGradientComponent.cpp b/Gems/GradientSignal/Code/Source/Components/ThresholdGradientComponent.cpp
index 5df579576d..25e956be38 100644
--- a/Gems/GradientSignal/Code/Source/Components/ThresholdGradientComponent.cpp
+++ b/Gems/GradientSignal/Code/Source/Components/ThresholdGradientComponent.cpp
@@ -141,7 +141,7 @@ namespace GradientSignal
         return (m_configuration.m_gradientSampler.GetValue(sampleParams) <= m_configuration.m_threshold) ? 0.0f : 1.0f;
     }
 
-    void ThresholdGradientComponent::GetValues(AZStd::span<AZ::Vector3> positions, AZStd::span<float> outValues) const
+    void ThresholdGradientComponent::GetValues(AZStd::span<const AZ::Vector3> positions, AZStd::span<float> outValues) const
     {
         if (positions.size() != outValues.size())
         {