Lake levels › California

NACIMIENTO Reservoir water level today

Normal for this time of year

742.60ft

feet above sea level ·

vs normal for Oct 9−6.4 ft
24 hours−0.06 ft
7 days−0.8 ft
30 days−5.8 ft

Is NACIMIENTO Reservoir low right now?

NACIMIENTO Reservoir was at 742.60 ft on October 9, 2026. That is 6.41 ft below the typical level for October 9, within the normal range. Over the past week the lake has been falling about 0.11 ft a day.

Last 12 monthsDaily level Normal range (10–90% of past years)
696724752780808NovDecJanFebMarAprMayJunJulAugSepOct

NACIMIENTO Reservoir on Oct 9 in past years

2025749.1−6.5
2024769.5−26.9
2022723.1+19.5
2021707.9+34.7

Level on the same date each year, and how today compares.

Daily levels, last two weeks

DateLevel (ft)Change
Oct 9742.60−0.06
Oct 8742.66−0.06
Oct 7742.72−0.06
Oct 6742.78−0.11
Oct 5742.89−0.16
Oct 4743.05−0.17
Oct 3743.22−0.15
Oct 2743.37−0.15
Oct 1743.52−0.17
Sep 30743.69−0.17
Sep 29743.86−0.22
Sep 28744.08−0.17
Sep 27744.25−0.15
Sep 26744.40−0.17

Daily means of the operator's readings (midnight to midnight, local time).

About NACIMIENTO Reservoir

10-year range
701.5 ft (December 12, 2021) to 800.2 ft (April 30, 2023)
Data
California Data Exchange Center (DWR) — station NCM
Datum
ft (CDEC; typically NGVD29/NAVD88 per station)

Lakes near NACIMIENTO Reservoir

Questions

Is NACIMIENTO Reservoir low right now?

NACIMIENTO Reservoir was at 742.60 ft on October 9, 2026. That is 6.41 ft below the typical level for October 9, within the normal range. Over the past week the lake has been falling about 0.11 ft a day.

How often is the NACIMIENTO Reservoir level updated?

The operator reports every 15 minutes to an hour. This page refreshes several times a day; the time of the latest reading is shown next to the level.

Where does this data come from?

California Data Exchange Center (DWR) (station NCM). Readings are provisional and can be revised.