diff --git a/src/pages/Telemetry/Operations/index.jsx b/src/pages/Telemetry/Operations/index.jsx
index c518806..282c1db 100644
--- a/src/pages/Telemetry/Operations/index.jsx
+++ b/src/pages/Telemetry/Operations/index.jsx
@@ -6,7 +6,7 @@ import { useWell } from '@asb/context'
 import LoaderPortal from '@components/LoaderPortal'
 import { DateRangeWrapper } from '@components/Table'
 import { invokeWebApiWrapperAsync } from '@components/factory'
-import { getPermissions, arrayOrDefault, range, wrapPrivateComponent } from '@utils'
+import { getPermissions, arrayOrDefault, range, wrapPrivateComponent, pretify } from '@utils'
 import { DetectedOperationService, DrillerService, TelemetryDataSaubService } from '@api'
 
 import DrillerList from './DrillerList'
@@ -16,6 +16,7 @@ import OperationsChart from './OperationsChart'
 import OperationsTable from './OperationsTable'
 
 import '@styles/detected_operations.less'
+import { unique } from '@asb/utils/filters'
 
 const Operations = memo(() => {
     const [isLoading, setIsLoading] = useState(false)
@@ -61,6 +62,14 @@ const Operations = memo(() => {
         { actionName: 'Получение списка определённых операций', well }
     ), [well, dates, selectedCategory])
 
+    useEffect(() => {
+        if (!data?.operations) return
+        const maxTarget = Math.max(...data.operations?.map((op) => op.operationValue?.targetValue || 0))
+        const uniqueOps = data.operations?.map((op) => op.value || 0).filter(unique)
+        const value = uniqueOps.reduce((out, op) => out + op, 0) / uniqueOps.length * 3 / 2
+        setYDomain(pretify(Math.max(maxTarget, value)))
+    }, [data])
+
     useEffect(() => {
         if (permissions.driller.get)
             updateDrillers()
diff --git a/src/pages/WellOperations/Tvd/index.jsx b/src/pages/WellOperations/Tvd/index.jsx
index 8bfed7c..f295d49 100644
--- a/src/pages/WellOperations/Tvd/index.jsx
+++ b/src/pages/WellOperations/Tvd/index.jsx
@@ -8,7 +8,7 @@ import { useWell } from '@asb/context'
 import { D3Chart } from '@components/d3'
 import LoaderPortal from '@components/LoaderPortal'
 import { invokeWebApiWrapperAsync } from '@components/factory'
-import { formatDate, fractionalSum, wrapPrivateComponent, getOperations } from '@utils'
+import { formatDate, fractionalSum, wrapPrivateComponent, getOperations, pretify } from '@utils'
 
 import TLPie from './TLPie'
 import TLChart from './TLChart'
@@ -21,10 +21,26 @@ import '@styles/index.css'
 import '@styles/tvd.less'
 
 const operationsColors = [
-    '#1abc9c', '#16a085', '#2ecc71', '#27ae60', '#3498db',
-    '#2980b9', '#9b59b6', '#8e44ad', '#34495e', '#2c3e50',
-    '#f1c40f', '#f39c12', '#e67e22', '#d35400', '#e74c3c',
-    '#c0392b', '#ecf0f1', '#bdc3c7', '#95a5a6', '#7f8c8d',
+    '#1abc9c',
+    '#16a085',
+    '#2ecc71',
+    '#27ae60',
+    '#3498db',
+    '#2980b9',
+    '#9b59b6',
+    '#8e44ad',
+    '#34495e',
+    '#2c3e50',
+    '#f1c40f',
+    '#f39c12',
+    '#e67e22',
+    '#d35400',
+    '#e74c3c',
+    '#c0392b',
+    '#ecf0f1',
+    '#bdc3c7',
+    '#95a5a6',
+    '#7f8c8d',
 ]
 
 export const makeGetColor = (types) => (type) => {
@@ -35,14 +51,17 @@ export const makeGetColor = (types) => (type) => {
     return i < 0 ? operationsColors[type] : operationsColors[i]
 }
 
-const Item = ({ label, children, ...other }) => (<div className={'tvd-input-group'} {...other}><span>{label}: </span>{children}</div>)
+const Item = ({ label, children, ...other }) => (
+    <div className={'tvd-input-group'} {...other}>
+        <span>{label}: </span>
+        {children}
+    </div>
+)
 
-const numericRender = (d) => d && Number.isFinite(+d) ? (+d).toFixed(2) : '-'
+const numericRender = (d) => (d && Number.isFinite(+d) ? (+d).toFixed(2) : '-')
 
 const tooltipRender = (data) => {
-    if (!data || data.length <= 0) return (
-        <span>Данных нет</span>
-    )
+    if (!data || data.length <= 0) return <span>Данных нет</span>
 
     return data.map(({ chart, data }) => {
         const xFormat = (d) => chart.xAxis.format?.(d) ?? `${numericRender(d)} ${chart.xAxis.unit ?? ''}`
@@ -57,19 +76,23 @@ const tooltipRender = (data) => {
                 {data.slice(0, 2).map((d, i) => {
                     const text = `${xFormat(chart.x(d))} :: ${yFormat(chart.y(d))}`
 
-                    const href = ['plan', 'fact'].includes(chart.key) && `/well/${d.idWell}/operations/${chart.key}/?selectedId=${d.id}`
+                    const href =
+                        ['plan', 'fact'].includes(chart.key) &&
+                        `/well/${d.idWell}/operations/${chart.key}/?selectedId=${d.id}`
 
                     return (
                         <div key={`${i}`}>
                             {href ? (
-                                <Link style={{ color: 'inherit', textDecoration: 'underline' }} to={href} title={'Перейти к таблице операций'}>
+                                <Link
+                                    style={{ color: 'inherit', textDecoration: 'underline' }}
+                                    to={href}
+                                    title={'Перейти к таблице операций'}
+                                >
                                     <span style={{ marginRight: '5px' }}>{text}</span>
                                     <LinkOutlined />
                                 </Link>
                             ) : (
-                                <span title={'Нельзя осуществить переход к этой операции'}>
-                                    {text}
-                                </span>
+                                <span title={'Нельзя осуществить переход к этой операции'}>{text}</span>
                             )}
                         </div>
                     )
@@ -89,7 +112,7 @@ const xAxis = {
         type: 'linear',
         accessor: 'day',
         unit: 'день',
-    }
+    },
 }
 
 const ticks = {
@@ -105,27 +128,17 @@ const ticks = {
         x: {
             visible: true,
             count: d3.timeDay.every(1),
-            format: (d, i) => i % 2 === 0 ? formatDate(d, undefined, 'YYYY-MM-DD') : '',
+            format: (d, i) => (i % 2 === 0 ? formatDate(d, undefined, 'YYYY-MM-DD') : ''),
         },
         y: { visible: true },
-    }
-}
-
-const domain = {
-    date: {
-        y: { min: 4500, max: 0 },
     },
-    day: {
-        x: { min: 0 },
-        y: { min: 4500, max: 0 },
-    }
 }
 
 const plugins = {
     tooltip: { enabled: true, limit: 3, height: 200, render: tooltipRender },
     menu: { enabled: false },
     legend: { enabled: true, offset: { x: 400 }, type: 'horizontal' },
-    cursor: { enabled: false }
+    cursor: { enabled: false },
 }
 
 const makeDataset = (key, label, color, width, radius, dash) => ({
@@ -146,7 +159,7 @@ const makeDataset = (key, label, color, width, radius, dash) => ({
         fillOpacity: 0.1,
         shape: 'vline',
         strokeWidth: 1.5,
-        radius
+        radius,
     },
 })
 
@@ -174,7 +187,26 @@ const Tvd = memo(({ well: givenWell, title, ...other }) => {
 
         return { ...operations, withoutNpt }
     }, [operations])
-    
+
+    const domain = useMemo(() => {
+        const maxValue = Math.max(
+            ...Object.entries(chartData)
+                .map(([_, ops]) => Math.max(...ops.map((op) => op.depth).filter(Boolean)))
+                .filter(Boolean)
+        )
+        const minValue = pretify(maxValue)
+
+        return {
+            date: {
+                y: { min: minValue, max: 0 },
+            },
+            day: {
+                x: { min: 0 },
+                y: { min: minValue, max: 0 },
+            },
+        }
+    }, [chartData])
+
     const datasets = useMemo(() => {
         const radius = pointsEnabled ? 6 : 1
 
@@ -202,7 +234,10 @@ const Tvd = memo(({ well: givenWell, title, ...other }) => {
                     <h2>{title || 'График Глубина-день'}</h2>
                     <Item label={'Ось времени'} style={{ marginLeft: 50 }}>
                         <Segmented
-                            options={[{ label: 'Дата', value: 'date' }, { label: 'Дни со старта', value: 'day' }]}
+                            options={[
+                                { label: 'Дата', value: 'date' },
+                                { label: 'Дни со старта', value: 'day' },
+                            ]}
                             onChange={setXLabel}
                             value={xLabel}
                             title={'Нажмите для переключения горизонтальной оси'}
@@ -251,7 +286,7 @@ const Tvd = memo(({ well: givenWell, title, ...other }) => {
 })
 
 export default wrapPrivateComponent(Tvd, {
-    requirements: [ 'OperationStat.get', 'DetectedOperation.get' ],
+    requirements: ['OperationStat.get', 'DetectedOperation.get'],
     title: 'TVD',
     route: 'tvd',
 })
diff --git a/src/utils/functions/numbers.tsx b/src/utils/functions/numbers.tsx
index 6e6ca26..4de2a13 100644
--- a/src/utils/functions/numbers.tsx
+++ b/src/utils/functions/numbers.tsx
@@ -25,6 +25,15 @@ export const limitValue = <T,>(min: T, max: T) => (value: T) => {
  */
 export const range = (end: number, start: number = 0) => Array.from({ length: end - start }, (_, i) => start + i)
 
+export const pretify = (n: number): number | null => {
+    if (!Number.isFinite(n)) return null
+    let i = 0
+    for (; Math.abs(n) >= 100; i++) n /= 10
+    const sign = Math.sign(n), nn = Math.floor(n / 10)
+    n = (Math.abs(n) % 10 < 5) ? nn * 10 + sign * 5 : (nn + sign) * 10
+    return n * Math.pow(10, i)
+}
+
 export type DisplayValueOptions = {
     def?: ReactNode
     inf?: ReactNode | ((v: number) => ReactNode)