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SAN JOAQUIN RIVER - NEWMAN (NWMC1)
Latitude:
37.35º N		Longitude:
120.98º W		Elevation:
90 Feet
Location: Merced County in CA
River Group: San Joaquin
Forecast Issued: May 07 2025 at 7:51 AM PDT
Next Issuance: May 08 2025 at 9:00 AM PDT

Action/
Monitor:
63.0 Ft		Minor
Flood:
69.4 Ft		Moderate
Flood:
70.7 Ft		Major
Flood:
71.7 Ft

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Graphical River Forecast - SAN JOAQUIN RIVER - NEWMAN (NWMC1)Graphical River Forecast - SAN JOAQUIN RIVER - NEWMAN (NWMC1)

Historical Stage/Flow Data
Water Year
Peak Discharge (cfs)
Stage (feet)
Date
 Most Recent 5 Years
2024*
5,330
59.44
Mar 6, 2024
2023*
19,800
65.93
Mar 17, 2023
2022*
1,260
51.74
Dec 30, 2021
2021*
1,760
53.26
Feb 1, 2021
2020*
2,910
55.79
Oct 1, 2019
 Historical High Stage/Flow Events (Period of Record - Apr 1912 to Present) - Ranked by Flow
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

Flood Impacts
71.7 FeetTop of levee rb
70.4 FeetDanger stage.
70.0 FeetFlood water reaches the top of the levee that surrounds the Newman waste water treatment plant.
69.4 FeetProject flood stage.
66.26 FeetPeak stage of record. 4/9/2006
66.14 Feet1/28/1997
65.0 FeetThe fisherman's bend trailer park north of hills ferry road begins to flood.
64.0 FeetThe Wastewater Treatment Plant begins taking on river water and flood pumping begins.
63.6 FeetSand slough will flow.
63.0 FeetMonitor stage. Levee patrols required.
62.0 FeetWater seepage begins outside the levee along the river, near the newman waste water treatment plant.
55.0 FeetThe city of Newman Wastewater Treatment Plant (WWTP) begins to flood at the lowest point. Newman Police Department shooting range a the WWTP is also affected.