National Weather Service California Nevada River Forecast Center Department of Commerce National Oceanic and Atmospheric Administration National Weather Service
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SAN JOAQUIN RIVER - NEWMAN (NWMC1)
Latitude: 37.35º NLongitude: 120.98º WElevation: 90 Feet
Location: Merced County in CaliforniaRiver Group: San Joaquin
Monitor Stage: 63.0 FeetFlood Stage: 69.4 FeetDanger Stage: 70.4 Feet

Observed Data Credit
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Raw streamflow data is provided by the US Geological Survey (USGS).
View USGS Data for this station location.

Historical Stage/Flow Data
Water Year
Peak Discharge (cfs)
Stage (feet)
Date
 Most Recent 5 Years
2016*
3,540
55.40
Mar 15, 2016
2015*
1,080
51.07
Oct 29, 2014
2014*
1,060
50.64
Oct 27, 2013
2013*
2,230
52.66
Dec 28, 2012
2012*
1,780
52.23
Oct 29, 2012
 Historical High Stage/Flow Events (Period of Record - Apr 1912 to Present)
1997*
36,200
66.14
Jan 28, 1997
1938*
33,000
--
Mar 07, 1938
1983*
30,700
65.78
Mar 04, 1983
1969*
28,000
65.90
Feb 26, 1969
2006*
24,600
66.26
Apr 09, 2006
 * Discharge affected by regulation or diversion
Location Photographs
ESRI™ Locator Map
Official 7 Day National Weather Service Forecast   (CAZ090)
Today: Mostly cloudy. Areas of dense fog in the morning. Highs 56 to 61. Light winds.

Tonight: Mostly cloudy. Areas of dense fog. Lows 42 to 48. Light winds.

Wednesday: Mostly cloudy. Areas of dense fog in the morning. Highs 59 to 64. Light winds.

Wednesday Night: Partly cloudy in the evening then becoming mostly cloudy. Areas of dense fog. Lows 43 to 48. Light winds.

Thursday: Areas of dense fog in the morning. Mostly cloudy with a 50 percent chance of rain. Highs 60 to 65. Light winds.

Thursday Night: Rain likely. Chance of rain 70 percent. Lows 42 to 47.

Friday: Mostly cloudy with a 50 percent chance of showers. Highs 54 to 59.

Friday Night: Mostly cloudy. Chance of showers in the evening, then slight chance of showers after midnight. Colder. Chance of showers 40 percent. Lows 33 to 38.

Saturday: Mostly sunny. Highs 54 to 59.

Saturday Night: Partly cloudy. Slight chance of rain after midnight. Lows 32 to 38.

Sunday: Mostly cloudy. Slight chance of rain in the morning, then chance of rain in the afternoon. Chance of rain 50 percent. Highs 56 to 61.

Sunday Night: Cloudy with a 50 percent chance of rain. Lows 38 to 43.

Monday: Rain likely. Chance of rain 70 percent. Highs 55 to 60.
Impacts - E19 Information
55.0 FeetThe city of Newman Wastewater Treatment Plant (WWTP) begins to flood at lowest point. Newman Police Department shooting range at the WWTP is also affected.
62.0 FeetWater seepage begins outside the levee along the river at the Newman Wastewater Treatment Plant.
63.0 FeetLevee patrols required.
63.6 FeetSand Slough will flow.
64.0 FeetThe Waste Water Treatment Plant beings taking on river water and flood pumping begins.
65.0 FeetThe Fisherman's Bend Trailer Park north of Hills Ferry Road begins to flood.
66.14 FeetPeak stage of record (01/28/1997).
69.4 FeetProject flood stage.
70.0 FeetFlood water reaches the top of the levee that surrounds the Newman Waste Water Treatment Plant.
70.4 FeetDanger stage.
71.7 FeetTop of levee on the right bank.
Product Disclaimer

This river graphic is not intended to serve as a substitute for official flood watches, warnings, advisories, or statements issued by the NWS San Joaquin Valley-Hanford Weather Forecast Office. Observations are preliminary and subject to change. River levels identified as "forecast" should be consistent with those contained in official NWS products. River levels identified as "guidance" have significant uncertainty due to future weather or reservoir regulation and are provided for planning purposes only.