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Millerton Lake and Friant water level

Reservoir, California, United States

Directions

Right now

Normal for mid-October

Surface elevation

504.58ft Down 0.88 ft over the last 7 days

Water stored
229,371 acre‑ft
475 500 525

History

History
480500520540ftOct 13Oct 14Oct 15Oct 17Oct 18480500520540ftOct 13Oct 15Oct 18
480500520540ftSep 20Sep 27Oct 4Oct 11Oct 18480500520540ftSep 20Oct 4Oct 18
500550ftOct 2025Jan 2026Apr 2026Jul 2026Oct 2026500550ftOct 2025Apr 2026Oct 2026
500550ftOct 2016Apr 2019Oct 2021Apr 2024Oct 2026500550ftOct 2016Oct 2021Oct 2026
500550ftJanMarMayJulSepNov2026500550ftJanAprJulOct2026

202120222023202420252026

Surface elevation Normal range (10–90 %)

What this means

Nothing unusual at Millerton Lake and Friant right now: the lake level of 504.58 ft is in the normal range for mid-October.

The median for mid-October is 500.49 ft, based on 36 years of readings, so the lake level is 4.09 ft above typical. On the same day last year the reading was 512.43 ft, a difference of −7.85 ft.

The level is falling, down 0.88 ft over the past week. Over the past 30 days it has moved between 503.05 ft and 505.61 ft.

Many reservoirs are drawn down through summer and fall; most of the refill comes later, with winter rain or spring snowmelt.

Compared with 36 years of daily readings for this time of year. How to read levels

Key numbers

Median for this date
500.49 ft4.09 ft above the median for this date
Normal for this date
481.14 ft – 534.27 ft8 years in 10 fall in this range (36 years of records)
Same day last year
512.43 ft−7.85 ft
Lowest and highest in 30 days
503.05 ft – 505.61 ft
Lowest and highest in 12 months
503.05 ft – 574.23 ft

Swimming and boating at Millerton Lake and Friant

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.

17 Sat 90° 62° – Wind 7 mph
18 Sun 90° 64° – Wind 9 mph
19 Mon 81° 55° – Wind 7 mph
20 Tue 76° 52° 0.01 in Wind 6 mph
21 Wed 60° 51° 0.13 in, 47% Wind 7 mph
22 Thu 67° 50° 0.14 in, 52% Wind 7 mph
23 Fri 72° 52° – Wind 5 mph

Forecast: Open-Meteo

Sunrise 07:11 AM Sunset 06:18 PM Daylight 11 hr, 7 min First quarter 62%

Map

Nearby gauges

Gauge Level Compared with normal 24 hours Distance
San Joaquin River below FriantRiver gauge, San Joaquin River 392 cfs Normal ±0 1.6 mi
Cantua Creek near Cantua CreekRiver gauge, Cantua Creek 0.0 cfs Normal ±0 58 mi

Questions and answers

Is Millerton Lake and Friant higher than last year?

No, it is 7.85 ft lower than on the same day last year, when the reading was 512.43 ft.

What is a normal level for Millerton Lake and Friant in mid-October?

The median for mid-October is 500.49 ft. In 8 years out of 10 the reading falls between 481.14 ft and 534.27 ft, based on 36 years of records.

Is Millerton Lake and Friant really 504.58 ft deep?

No. 504.58 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 Millerton Lake and Friant today?

On Oct 18, 2026, the surface elevation was 504.58 ft. Down 0.88 ft over the last 7 days.

Is Millerton Lake and Friant rising or falling?

Down 0.88 ft over the last 7 days.

Is the level of Millerton Lake and Friant 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:413 (Agency page)
Coordinates
37.00100, -119.70500 (WGS84)
Update interval
once a day
Licence
Public domain. Data: U.S. Bureau of Reclamation (RISE), provisional data subject to revision

Published series

ParameterLast valueTime (UTC)Quality
Surface elevation 504.58 ft 2026-10-18 08:00 Provisional
Water stored 229,371 acre‑ft 2026-10-18 08:00 Provisional

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How to cite

U.S. Bureau of Reclamation: Millerton Lake and Friant (usbr:413). Accessed October 19, 2026 via Nivelmap, https://nivelmap.com/en/united-states/california/millerton-lake-and-friant

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.