diff --git a/datasets.xml b/datasets.xml
index f3b3bb4..9edbd21 100644
--- a/datasets.xml
+++ b/datasets.xml
@@ -395,7 +395,7 @@ another.name@company.com, *@example.com</subscriptionEmailBlacklist>
         <destinationName>chlor_a_median</destinationName>
         <dataType>double</dataType>
         <addAttributes>
-            <att name="colorBarMaximum" type="double">30.0</att>
+            <att name="colorBarMaximum" type="double">20.0</att>
             <att name="colorBarMinimum" type="double">0.03</att>
             <att name="colorBarScale">Log</att>
             <att name="ioos_category">Ocean Color</att>
@@ -423,7 +423,7 @@ another.name@company.com, *@example.com</subscriptionEmailBlacklist>
         <destinationName>chlor_a_clim</destinationName>
         <dataType>double</dataType>
         <addAttributes>
-            <att name="colorBarMaximum" type="double">30.0</att>
+            <att name="colorBarMaximum" type="double">20.0</att>
             <att name="colorBarMinimum" type="double">0.03</att>
             <att name="ioos_category">Ocean Color</att>
             <att name="long_name">Chlorophyll-a Climatology (2013-2019)</att>
@@ -471,6 +471,8 @@ another.name@company.com, *@example.com</subscriptionEmailBlacklist>
         <destinationName>Kd_490_median</destinationName>
         <dataType>double</dataType>
         <addAttributes>
+            <att name="colorBarMaximum" type="double">1.0</att>
+            <att name="colorBarMinimum" type="double">0.0</att>
             <att name="ioos_category">Unknown</att>
             <att name="long_name">Kd_490 Median</att>
             <att name="Units">null</att>