New Melones Lake water level
Lake, California, United States
Right now
Normal for mid-October
Surface elevation
- Water stored
- 1,510,240 acre‑ft
History
202120222023202420252026
What this means
Nothing unusual at New Melones Lake right now: the lake level of 1,004.22 ft is in the normal range for mid-October.
That puts it 2.58 ft above the median of 1,001.64 ft for mid-October, based on 36 years of readings. A year ago it stood at 1,015.62 ft (−11.40 ft).
The level is falling, down 1.15 ft over the past week. Over the past 30 days it has moved between 1,004.22 ft and 1,007.68 ft.
Lakes and reservoirs often sit lower in fall after a summer of evaporation and use, and recover with winter rain and spring snowmelt.
Compared with 36 years of daily readings for this time of year. How to read levels
Key numbers
- Median for this date
- 1,001.64 ft2.58 ft above the median for this date
- Normal for this date
- 861.98 ft – 1,053.11 ft8 years in 10 fall in this range (36 years of records)
- Same day last year
- 1,015.62 ft−11.40 ft
- Lowest and highest in 30 days
- 1,004.22 ft – 1,007.68 ft
- Lowest and highest in 12 months
- 1,004.42 ft – 1,041.79 ft
Swimming and boating at New Melones Lake
At a normal level, ramps and marinas generally run as usual, and fishing tends to follow the season more than the water level.
If you swim, pick a spot with an easy way out, and remember that drop-offs move as the level changes.
Weather at the gauge
No rain in the last 3 days.
Forecast: Open-Meteo
Map
Nearby gauges
| Gauge | Level | Compared with normal | 24 hours | Distance |
|---|---|---|---|---|
| Modesto Canal near La GrangeRiver gauge, Modesto Canal | 336 cfs | Normal | +13.0 cfs | 19 mi |
| Big Creek above Whites Gulch near GrovelandRiver gauge, Big Creek | 0.0 cfs | Normal | ±0 | 20 mi |
| Tuolumne River below Lagrange Dam near LagrangeRiver gauge, Tuolumne River | 1,170 cfs | High | −530.0 cfs | 20 mi |
| Turlock Canal near La GrangeRiver gauge, Turlock Canal | 397 cfs | Normal | +276 cfs | 20 mi |
| Cherry Creek below Dion R Holm Ph near MatherRiver gauge, Cherry Creek | 18.0 cfs | Very low | ±0 | 31 mi |
| Tuolumne River below Early Intake near MatherRiver gauge, Tuolumne River | 50.5 cfs | Normal | +1.0 cfs | 31 mi |
| Cherry Creek near Early IntakeRiver gauge, Cherry Creek | 15.2 cfs | Normal | ±0 | 31 mi |
| Tuolumne River above Early Intake near MatherRiver gauge, Tuolumne River | 49.7 cfs | Normal | +1.2 cfs | 32 mi |
Questions and answers
How does New Melones Lake compare with last year?
It is 11.40 ft lower than on the same day last year, when the reading was 1,015.62 ft.
What is a normal level for New Melones Lake in mid-October?
The median for mid-October is 1,001.64 ft. In 8 years out of 10 the reading falls between 861.98 ft and 1,053.11 ft, based on 36 years of records.
Is New Melones Lake really 1,004.22 ft deep?
No. 1,004.22 ft is the height of the water surface above sea level (or the agency's vertical datum), not the depth of the water.
What is the water level of New Melones Lake today?
On Oct 17, 2026, the surface elevation was 1,004.22 ft. Down 1.15 ft over the last 7 days.
Is New Melones Lake rising or falling?
Down 1.15 ft over the last 7 days.
Is the level of New Melones Lake normal?
Normal for mid-October. Compared with 36 years of daily readings for this time of year.
How often is this data updated?
The U.S. Bureau of Reclamation publishes a new reading once a day. This page refreshes within minutes of each update.
For specialists
Station codes, datum, parameters, data quality and downloads
- Operator
- U.S. Bureau of Reclamation
- Station code
usbr:3204(Agency page)- Coordinates
37.94810, -120.52500(WGS84)- Update interval
- once a day
- Licence
- Public domain. Data: U.S. Bureau of Reclamation (RISE), provisional data subject to revision
Published series
| Parameter | Last value | Time (UTC) | Quality |
|---|---|---|---|
| Surface elevation | 1,004.22 ft | 2026-10-17 08:00 | Provisional |
| Water stored | 1,510,240 acre‑ft | 2026-10-17 08:00 | Provisional |
Download
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How to cite
U.S. Bureau of Reclamation: New Melones Lake (usbr:3204). Accessed October 18, 2026 via Nivelmap, https://nivelmap.com/en/united-states/california/new-melones-lake
How we check values
Each reading is stored as published. We hold back values that jump faster than physically plausible and show the measurement time with every value.
Readings are provisional, can be delayed or wrong and are not a flood warning. Read the disclaimer