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California

Reservoir · California · United States · CDEC

NML

61.5% full

Capacity

3,355.07 hm³

Volume stored

2064 hm³

Coordinates

37.948°N, 120.525°W

Last updated

2026-07-08

Current fill

61.5%
Normal

vs 7 days ago

-0.1%

losing

vs 1 year ago

-6.8%

year-over-year

7-day trend

stable

Data source: CDEC — California Dept of Water Resources — daily reservoir storage volume. Capacity is the design (normal full-pool) capacity from the US National Inventory of Dams (NID); fill % = current volume ÷ design capacity. Last reading: 2026-07-08.

Catchment Weather

Past 30 days + 14-day forecast · Open-Meteo

Satellite imagery: Esri, Maxar, Earthstar Geographics. Map: Esri, HERE, Garmin, © OpenStreetMap contributors. 37.948, -120.525 · Open in Google Maps

About NML

As of July 8, 2026, NML is filled to 61.5% of its total capacity, holding roughly 2,064 hm³ of water out of a maximum 3,355 hm³. At this level the reservoir is within its normal operating range.

Over the most recent week on record the fill level has held broadly steady (-0.1 pts), and it is 6.8 points below its level on the same date a year earlier.

Across the readings we hold for NML — 1825 data points between July 10, 2021 and July 8, 2026 — the level has ranged from a low of 21.4% (November 1, 2022) to a high of 77.4% (June 7, 2024). On average the reservoir is fullest around June and at its lowest around October.

It is operated by CDEC primarily for multiple purposes. It lies within the California basin at 37.948°N, 120.525°W.

Key facts

Current fill level
61.5%
Water stored
2,064 hm³
Total capacity
3,355 hm³
7-day change
▼ 0.1 pts
Year-on-year
▼ 6.8 pts
Primary use
Multipurpose
River basin
California
Operator
CDEC
Coordinates
37.948°N, 120.525°W
Last updated
July 8, 2026

Recent readings

DateFill levelVolume (hm³)
8 Jul 202661.5%2,064
7 Jul 202661.6%2,067
6 Jul 202661.7%2,071
5 Jul 202661.8%2,073
4 Jul 202661.9%2,076
3 Jul 202662.0%2,079
2 Jul 202662.1%2,082
1 Jul 202662.2%2,086
30 Jun 202662.3%2,090
29 Jun 202662.4%2,094
28 Jun 202662.5%2,097
27 Jun 202662.6%2,100

Frequently asked questions

What is the current water level of NML?

As of July 8, 2026, NML is at 61.5% of its capacity, holding approximately 2,064 hm³ of water, according to CDEC (CA DWR) data.

Is NML reservoir full?

No. As of July 8, 2026, NML is within its normal operating range at 61.5% of its capacity, so it is not full.

Is the water level at NML rising or falling?

The level at NML has been broadly stable over the latest week on record (-0.1 points).

How much water can NML hold?

NML has a total capacity of 3,355 hm³.

Where is NML reservoir located?

NML is located in California, United States, within the California basin (coordinates 37.948°N, 120.525°W).

What is NML used for?

NML is used primarily for multiple purposes, and is managed by CDEC.

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