diff --git a/assets/src/scripts/monitoring-location/components/hydrograph/index.spec.js b/assets/src/scripts/monitoring-location/components/hydrograph/index.spec.js
index 2bc87fc69b76d4add1740115bdc43d7ec40ffb14..f338592697bc1543566a908eb0dbd7339a37bb31 100644
--- a/assets/src/scripts/monitoring-location/components/hydrograph/index.spec.js
+++ b/assets/src/scripts/monitoring-location/components/hydrograph/index.spec.js
@@ -96,6 +96,8 @@ const TEST_STATE = {
                     value: '00010'
                 },
                 oid: '45807190',
+                variableName: 'Test title for 00010',
+                variableDescription: 'Test description for 00010',
                 unit: {
                     unitCode: 'unitCode'
                 }
@@ -544,7 +546,8 @@ describe('monitoring-location/components/hydrograph module', () => {
         it('should have a title div', () => {
             const titleDiv = selectAll('.time-series-graph-title');
             expect(titleDiv.size()).toBe(1);
-            expect(titleDiv.text()).toEqual('Test title for 00060, method description');
+            expect(titleDiv.select('div').text()).toContain('Test title for 00060, method description');
+            expect(titleDiv.select('.usa-tooltip').text()).toEqual('Test description for 00060');
         });
 
         it('should have a defs node', () => {
@@ -591,7 +594,7 @@ describe('monitoring-location/components/hydrograph module', () => {
 
         it('should have tooltips for the select series table', () => {
             // one for each of the two parameters
-            expect(selectAll('table .usa-tooltip').size()).toBe(4);
+            expect(selectAll('table .usa-tooltip').size()).toBe(2);
         });
 
         it('should render the data table', (done) => {
diff --git a/assets/src/scripts/monitoring-location/components/hydrograph/selectors/axes.js b/assets/src/scripts/monitoring-location/components/hydrograph/selectors/axes.js
index 328cb7ba8cae64bfbfa6dc024d9c4cc9db6ea6aa..2befd4392669fca0d38e95f34e00e095b4c71115 100644
--- a/assets/src/scripts/monitoring-location/components/hydrograph/selectors/axes.js
+++ b/assets/src/scripts/monitoring-location/components/hydrograph/selectors/axes.js
@@ -29,7 +29,8 @@ const createXAxis = function(xScale, ianaTimeZone) {
  * Create an x and y axis for hydrograph
  * @param {Object} xScale      D3 Scale object for the x-axis
  * @param {Object} yScale      D3 Scale object for the y-axis
- * @param {Object} secondaryYscale - D3 Scale object for the secondary y-axis
+ * @param {Object} secondaryYScale - D3 Scale object for the secondary y-axis
+ * @param {Object} yTickDetails - Object which has information about tick values and ormat.
  * @param {Number} yTickSize   Size of inner ticks for the y-axis
  * @param {String} parmCd - parameter code of time series to be shown on the graph.
  * @param {String} ianaTimeZone - Internet Assigned Numbers Authority designation for a time zone
diff --git a/assets/src/scripts/monitoring-location/components/hydrograph/selectors/time-series-data.js b/assets/src/scripts/monitoring-location/components/hydrograph/selectors/time-series-data.js
index 94bbc1547eef8c0d25ebb93fd69ab634d9f1288a..89ab90b73b7e0dedb0b1a5a7d53f5d11957ebefd 100644
--- a/assets/src/scripts/monitoring-location/components/hydrograph/selectors/time-series-data.js
+++ b/assets/src/scripts/monitoring-location/components/hydrograph/selectors/time-series-data.js
@@ -67,9 +67,9 @@ export const getSecondaryYLabel= createSelector(
     parmCd => {
         let secondaryYLabel = null;
         if (TEMPERATURE_PARAMETERS.celsius.includes(parmCd)) {
-            secondaryYLabel = 'degrees Fahrenheit';
+            secondaryYLabel = 'deg F';
         } else if(TEMPERATURE_PARAMETERS.fahrenheit.includes(parmCd)) {
-            secondaryYLabel = 'degrees Celsius';
+            secondaryYLabel = 'deg C';
         }
         return secondaryYLabel;
     }
diff --git a/assets/src/scripts/monitoring-location/components/hydrograph/selectors/time-series-data.spec.js b/assets/src/scripts/monitoring-location/components/hydrograph/selectors/time-series-data.spec.js
index dd7a6d29d25a65d3dc433ddd3dac1495080e08bc..5719f63f42dfd392c83befef0d550613414c0502 100644
--- a/assets/src/scripts/monitoring-location/components/hydrograph/selectors/time-series-data.spec.js
+++ b/assets/src/scripts/monitoring-location/components/hydrograph/selectors/time-series-data.spec.js
@@ -259,7 +259,7 @@ describe('monitoring-location/components/hydrograph/time-series module', () => {
                      ...TEST_DATA.ivTimeSeriesState,
                      currentIVVariableID: '45807196'
                  }
-             })).toEqual('degrees Fahrenheit');
+             })).toEqual('deg F');
         });
 
         it('returns a secondary label when a fahrenheit parameter is selected', () => {
@@ -269,7 +269,7 @@ describe('monitoring-location/components/hydrograph/time-series module', () => {
                      ...TEST_DATA.ivTimeSeriesState,
                      currentIVVariableID: '45807195'
                  }
-             })).toEqual('degrees Celsius');
+             })).toEqual('deg C');
         });
 
         it('does not return a secondary when a parameter when a non-temperature parameter is selected', () => {