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KLAMATH RIVER - ORLEANS (ONSC1)
Latitude:
41.30º N		Longitude:
123.54º W		Elevation:
354 Feet
Location: Humboldt County in CA
River Group: North Coast
Forecast Issued: May 05 2025 at 7:24 AM PDT
Next Issuance: May 06 2025 at 9:00 AM PDT

Action/
Monitor:
32.0 Ft		Minor
Flood:
38.0 Ft		Moderate
Flood:
43.0 Ft		Major
Flood:
48.0 Ft

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Graphical River Forecast - KLAMATH RIVER - ORLEANS (ONSC1)Graphical River Forecast - KLAMATH RIVER - ORLEANS (ONSC1)

Historical Stage/Flow Data
Water Year
Peak Discharge (cfs)
Stage (feet)
Date
 Most Recent 5 Years
2024*
51,900
18.67
Jan 13, 2024
2023*
67,800
21.49
Dec 27, 2022
2022*
21,100
11.67
Jan 7, 2022
2021*
45,300
17.33
Jan 13, 2021
2020*
42,900
16.64
Jan 26, 2020
 Historical High Stage/Flow Events (Period of Record - Oct 1927 to Present) - Ranked by Flow
1965*
307,000
76.50
Dec 22, 1964
1974*
279,000
37.24
Jan 16, 1974
1986*
278,000
37.16
Feb 18, 1986
1997*
258,000
37.79
Jan 01, 1997
2006*
213,000
34.80
Dec 30, 2005
 * Discharge affected by regulation or diversion

Location Photographs

ESRI™ Locator Map

Flood Impacts
43.0 FeetFlood waters are likely to cover Highway 96 in numerous locations and will threaten residences and businesses in and around orleans including Sandy Bar Cabins, Riverside Trailer Park and the downtown area. All persons in the vicinity of the river should take appropriate action and move to higher ground if necessary.
40.0 FeetExtensive flooding of areas south of Highway 96 near Orleans, Highway 96 north of the bridge at Orleans, at Ishi Pishi Bar, and near Slate Creek. Flooding of the fire house and other buildings on the southwest side of Orleans is expected. Flooding of Highway 96 in Orleans is possible.
38.0 FeetExtensive flooding of low lying areas south of Highway 96 near Orleans and of the highway itself north of the bridge at Orleans. Flooding is likely near Ishi Pishi Bar and Slate Creek. Water may enter the fire house and other buildings on the southwest side of Orleans.
37.0 FeetFlooding in low lying areas south of Highway 96 near Orleans and on the highway itself north of the bridge at Orleans will occur. There may also be flooding of Highway 96 at Ishi Pishi Bar.
35.0 FeetFlooding is likely in lower areas south of Highway 96 near Orleans and on the highway itself north of the bridge at Orleans. Flooding is possible on Highway 96 near Ishi Pishi Bar.
34.0 FeetFlooding is possible along Highway 96 north of the bridge at Orleans, and in adjacent low-lying areas.