diff --git a/src/components/charts/ChartTimeBase.tsx b/src/components/charts/ChartTimeBase.tsx
index 3c1b6db..5960a3d 100755
--- a/src/components/charts/ChartTimeBase.tsx
+++ b/src/components/charts/ChartTimeBase.tsx
@@ -10,7 +10,8 @@ import {
   ChartData,
   ChartOptions,
   ChartType,
-  ChartDataset
+  ChartDataset,
+  Tooltip
 } from 'chart.js'
 import 'chartjs-adapter-moment'
 import ChartDataLabels from 'chartjs-plugin-datalabels'
@@ -24,7 +25,8 @@ Chart.register(
   PointElement,
   Legend,
   ChartDataLabels,
-  zoomPlugin
+  zoomPlugin,
+  Tooltip,
 )
 
 const defaultOptions: ChartOptions = {
diff --git a/src/pages/WellOperations/Tvd/index.jsx b/src/pages/WellOperations/Tvd/index.jsx
index 8a4d57c..2e4fbe0 100755
--- a/src/pages/WellOperations/Tvd/index.jsx
+++ b/src/pages/WellOperations/Tvd/index.jsx
@@ -10,7 +10,8 @@ import {
 	Legend,
 	LineController,
 	PointElement,
-	LineElement
+	LineElement,
+    Tooltip
 } from 'chart.js'
 import 'chartjs-adapter-moment'
 import zoomPlugin from 'chartjs-plugin-zoom'
@@ -27,6 +28,7 @@ import AdditionalTables from './AdditionalTables'
 
 import '@styles/index.css'
 import '@styles/tvd.less'
+import { unique } from '@asb/utils/filters'
 
 Chart.register(
     TimeScale,
@@ -36,7 +38,8 @@ Chart.register(
     PointElement,
     Legend,
     ChartDataLabels,
-    zoomPlugin
+    zoomPlugin,
+    Tooltip,
 )
 
 const numericRender = (value) => Number.isFinite(value) ? (+value).toFixed(2) : '-'
@@ -135,7 +138,7 @@ const Tvd = memo(({ idWell: wellId, title, ...other }) => {
         if (typeof datasetId === 'undefined') return
 
         const datasetName = datasetId === 2 ? 'plan' : 'fact'
-        const ids = points.filter((p) => p?.raw?.id).map((p) => p.raw.id).join(',')
+        const ids = points.map((p) => p.raw.id).filter(Boolean).filter(unique).join(',')
         navigate(`/well/${idWell}/operations/${datasetName}/?selectedId=${ids}`)
     }, [idWell, navigate])
 
@@ -175,8 +178,8 @@ const Tvd = memo(({ idWell: wellId, title, ...other }) => {
 
         const newChart = new Chart(chartRef.current, {
             type: 'line',
-            plugins: [ChartDataLabels],
             options: options,
+            plugins: [ChartDataLabels],
             data: { datasets: [] },
         })
         setChart(newChart)
diff --git a/src/utils/filters/columnFilters.ts b/src/utils/filters/columnFilters.ts
new file mode 100644
index 0000000..dcf0e2d
--- /dev/null
+++ b/src/utils/filters/columnFilters.ts
@@ -0,0 +1,36 @@
+export const makeTextOnFilter = (key: string) =>
+    (value: string, record?: Record<string, unknown>) => String(record?.[key]).startsWith(value)
+
+export const makeArrayOnFilter = (key: string) =>
+    (value: string, record?: Record<string, string[]>) => (!value && (record?.[key]?.length ?? 0) <= 0) || record?.[key]?.includes(value)
+
+export const makeObjectOnFilter = (field: string, key: string) =>
+    (value: string, record?: Record<string, Record<string, unknown>>) => String(record?.[field]?.[key]).startsWith(value)
+
+export const makeTextFilters = (array: Record<string, unknown>[], keys: string[]) => {
+    const filters: string[][] = Array(keys.length)
+
+    for (let i = 0; i < keys.length; filters[i++] = []);
+
+    array.forEach((row) => {
+        if (!row) return
+        keys.forEach((key, idx) => {
+            if (!row[key]) return
+            const value = String(row[key])
+            if (filters[idx].indexOf(value) < 0)
+                filters[idx].push(value)
+        })
+    })
+
+    const out: Record<string, { value: string, text: string }[]> = {}
+
+    keys.forEach((key, idx) => {
+        filters[idx].sort()
+        out[key] = filters[idx].map((filter) => ({
+            value: filter,
+            text: filter,
+        }))
+    })
+
+    return out
+}
diff --git a/src/utils/filters/index.ts b/src/utils/filters/index.ts
index dcf0e2d..cb2982b 100644
--- a/src/utils/filters/index.ts
+++ b/src/utils/filters/index.ts
@@ -1,36 +1,3 @@
-export const makeTextOnFilter = (key: string) =>
-    (value: string, record?: Record<string, unknown>) => String(record?.[key]).startsWith(value)
+export * from './columnFilters'
 
-export const makeArrayOnFilter = (key: string) =>
-    (value: string, record?: Record<string, string[]>) => (!value && (record?.[key]?.length ?? 0) <= 0) || record?.[key]?.includes(value)
-
-export const makeObjectOnFilter = (field: string, key: string) =>
-    (value: string, record?: Record<string, Record<string, unknown>>) => String(record?.[field]?.[key]).startsWith(value)
-
-export const makeTextFilters = (array: Record<string, unknown>[], keys: string[]) => {
-    const filters: string[][] = Array(keys.length)
-
-    for (let i = 0; i < keys.length; filters[i++] = []);
-
-    array.forEach((row) => {
-        if (!row) return
-        keys.forEach((key, idx) => {
-            if (!row[key]) return
-            const value = String(row[key])
-            if (filters[idx].indexOf(value) < 0)
-                filters[idx].push(value)
-        })
-    })
-
-    const out: Record<string, { value: string, text: string }[]> = {}
-
-    keys.forEach((key, idx) => {
-        filters[idx].sort()
-        out[key] = filters[idx].map((filter) => ({
-            value: filter,
-            text: filter,
-        }))
-    })
-
-    return out
-}
+export const unique = <T,>(value: T, index: number, self: T[]) => self.indexOf(value) === index