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MERCED RIVER - EXCHEQUER RESERVOIR (EXQC1)
Latitude:
37.58º N
Longitude:
120.27º W
Elevation:
442 Feet
Location: Mariposa County in CA
River Group: San Joaquin
Issuance Time: Jul 08 2025 at 10:02 AM PDT
Please Note:Ensemble forecasts produced by CNRFC only consider meteorological uncertainty and do not account for hydrologic uncertainty.

Flow data on this product are unregulated / full natural flow.
2025 Seasonal Trend Plot (Year View)Tabular View  |  Select a Different Water Year:  
Note: The chart below functions better in landscape orientation.
Created with Highcharts 9.2.1Daily ObservedVolumes (1000s Ac-Ft)Water Year 2025 - Day (mm/dd)Seasonal Volumes(1000s Ac-Ft)Chart context menuMERCED - MERCED FALLS, BLO (EXQC1) 07/08/2025Median Forecast: 435 kaf | 71% of Mean | 94% of MedianCreated: 07/08/2025 at 10:02 AM PDTMean: 613 kafMean: 613 kafMedian: 462 kafMedian: 462 kafMay 119.55 kafMay 119.55 kafRecord Low: 90.2 kaf in 2015Record Low: 90.2 kaf in 2015Record High: 1600 kaf in 1983Record High: 1600 kaf in 1983Apr-Jul Vol MeanApr-Jul Vol MedianSeason to Date MeanSeason to Date MedianSeason to Date ObsDaily ObsObs PeakApr-Jul Fcst 50%Apr-Jul Fcst 25/75%Apr-Jul Fcst 10/90%Apr-Jul Fcst Max/MinRecord LowRecord HighSnow Model Updates Observed Season to Date Percent of Mean: 74% (428 kaf) Season to Date Mean: 577 kaf Historical Apr-Jul Vol Max: 1600 kaf in 1983 Historical Apr-Jul Vol Min: 90.2 kaf in 2015 This product only considers meteorological uncertainty and does not account for hydrologic uncertainty. Means/medians are based on the period of Water Years 1980 through 2023. Legend entries below can be toggled on/off.02.557.51012.51517.52022.52527.53010/01202411/01202412/01202401/01202502/01202503/01202504/01202505/01202506/01202507/01202508/01202509/01202509/3020250150300450600750900105012001350150016501800

Location Photographs

ESRI™ Locator Map
Official 7 Day National Weather Service Forecast   (CAZ317)
Tonight: Clear. Lows in the lower 60s. Northwest winds up to 10 mph.

Wednesday: Sunny. Highs in the mid 90s. West winds up to 10 mph.

Wednesday Night: Clear. Lows in the mid 60s. Northwest winds up to 10 mph.

Thursday: Sunny. Highs in the upper 90s. Northeast winds up to 5 mph shifting to the west in the afternoon.

Thursday Night: Clear. Lows in the lower 70s. Northwest winds up to 10 mph shifting to the north after midnight.

Friday through Tuesday: Clear. Highs around 100. Lows in the lower 70s.