CCC Flood Control District - Rain Gauge Page
Rain Gauges Maintained by Contra Costa County Flood Control and Water Conservation District
Martinez, California

Rainfall Durations Ending March 19, 2024 at 04:30
Information on using this data is provided on the main County website.
Local weather links: Satellite Loop, Storm Total Loop.

Check above for the current page update time. The gauges are polled every 30 minutes.
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Contra Costa County - Public Works - Flood Control - Hydrology - Forecasting - Gauges
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Outage Report

All numbers represent depth of rainfall in inches.
Critical Antecedent Conditions 3 7" 5" 3" - - See Note 3 March 19, 2024 at 04:30 National Weather Service Day 1 QPF
NWS 24-hour QPF Map
National Weather Service Day 1-5 QPF
NWS 5-day QPF Map
Bay Area QPF Map
West County
Stations
MSP1 Year
to
date2
Last
30
days
Last
7
days
Last
5
days
Last
2
days
Last
24
hours
Last
12
hours
Last
9
hours
Last
6
hours
Last
3
hours
Last
2
hours
Last
1
hour
Last
30
min.
Established
Station 15
Rodeo Fire Department
18.30 14.31 3.67 0.05 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 EST. 1972
Station 21
Richmond City Hall
21.81 22.84 3.96 0.09 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 EST. 1974
Station 32
EBRPD Bald Peak, Tilden Park
33.50 30.00 5.61 0.09 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 EST. 1979
Station 66
El Sobrante
21.60 21.15 4.18 0.01 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 EST. 2021
Central County
Stations
MSP1 Year
to
date2
Last
30
days
Last
7
days
Last
5
days
Last
2
days
Last
24
hours
Last
12
hours
Last
9
hours
Last
6
hours
Last
3
hours
Last
2
hours
Last
1
hour
Last
30
min.
Established
Station 11
CCC Flood Control District, Martinez
17.40 15.33 3.50 0.01 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 EST. 1970
Station 12
St. Mary's College, Moraga
28.15 23.06 5.23 0.06 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 EST. 1943
Station 13
Mt. Diablo Park Headquarters
21.36 20.47 4.16 0.05 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 EST. 1937
Station 18
Orinda Fire Station
29.21 23.13 4.90 0.06 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 EST. 1952
Station 29
Rossmoor Community, Walnut Creek
23.00 15.10 3.43 0.02 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 EST. 2005
Station 31
Danville Library
22.00 18.83 4.32 0.04 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 EST. 2006
Central
Stations
(Cont.)
MSP1 Year
to
date2
Last
30
days
Last
7
days
Last
5
days
Last
2
days
Last
24
hours
Last
12
hours
Last
9
hours
Last
6
hours
Last
3
hours
Last
2
hours
Last
1
hour
Last
30
min.
Established
Station 33
Ygnacio Valley Fire, Concord
17.00 12.80 3.17 0.26 0.22 0.01 0.01 0.00 0.00 0.00 0.00 0.00 0.00 0.00 EST. 1979
Station 34
Rocky Ridge, San Ramon
28.50 27.44 5.17 0.21 0.06 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 EST. 1979
Station 35
Cummings Peak, Crockett
20.00 15.46 3.27 0.05 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 EST. 1982
Station 36
Pleasant Hill City Yard, Pleasant Hill
17.37 14.15 3.04 0.01 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 EST. 2017
Station 37
Arroyo Del Hambre Ferndale Rd, Martinez
23.50 19.61 4.45 0.01 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 EST. 1983
Station 20
Dublin Fire Station, San Ramon
21.70 19.84 4.51 0.04 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 EST. 1973
Station 22
Mt. Diablo Peak
27.50 30.80 7.63 0.12 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 EST. 1974
Station 43
Concord Pavilion
17.50 13.73 3.63 0.02 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 EST. 2007
Station 51
Weapons Sta. Fire Sta., Clyde
15.00 12.37 3.17 0.01 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 EST. 2011
Station 54
Wiedemann Hill, San Ramon
23.81 19.66 3.69 0.22 0.02 0.01 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 EST. 2021
East County
Stations
MSP1 Year
to
date2
Last
30
days
Last
7
days
Last
5
days
Last
2
days
Last
24
hours
Last
12
hours
Last
9
hours
Last
6
hours
Last
3
hours
Last
2
hours
Last
1
hour
Last
30
min.
Established
Station 10
Highland Peak
20.50 24.29 4.85 0.16 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 EST. 2004
Station 14
EBMUD Pump Station, Bixler
11.10 11.59 2.08 0.06 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 EST. 1972
Station 16
Marsh Creek Fire Department, Clayton
19.22 EST. 1972
Station 19
Los Medanos, Pittsburg
12.60 11.05 2.20 0.03 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 EST. 1973
Station 25
Marsh Creek Reservoir, Brentwood Stage info
13.50 9.64 1.64 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 EST. 2004
Station 38
Kregor Peak, Clayton
21.00 12.43 2.18 0.04 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 EST. 1983
Station 39
Ironhouse Sanitary District, Oakley
12.00 11.84 1.95 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 EST. 2006
Station 44
Bethel Island Fire Station
11.00 12.12 1.81 0.06 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 EST. 2008
Station 45
Byron Airport
12.20 9.28 1.66 0.04 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 EST. 2012
Station 47
Roddy Ranch, Antioch
14.80 9.80 2.28 0.05 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 EST. 2010
Station 53
EBMUD Water Tank, Tassajara
19.00 18.30 4.51 0.04 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 EST. 2012
Station 86
CCC Corporation Yard, Brentwood
12.00 10.55 1.76 0.04 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 EST. 1957
Station Name MSP1 Year
to
date2
Last
30
days
Last
7
days
Last
5
days
Last
2
days
Last
24
hours
Last
12
hours
Last
9
hours
Last
6
hours
Last
3
hours
Last
2
hours
Last
1
hour
Last
30
min.
Established
Critical Antecedent Conditions 3 7" 5" 3" - - See Note 3 National Weather Service Day 1 QPF
NWS 24-hour QPF Map
National Weather Service Day 1-5 QPF
NWS 5-day QPF Map
Bay Area QPF Map
Station = the station links go to CDEC. The data at CDEC may not be complete and errors may not be corrected.
Contact the Flood Control District for complete and correct data.
Blank cells indicate a problem with the station communication. Monday through Friday, we monitor the stations and are likely aware that the station has a problem.



The Flood Control Hydrology Section operates and maintains the sites listed on this page.
The data should be considered "Preliminary and Subject to Revision."
Questions about this page should be directed to the Hydrology Section

24-hour Quantitative Precipitation Forecast (QPF) Map
The following map is from the national weather service web site. Check the time and date on the lower left hand corner to make sure it is the most current. If not, go to http://www.wpc.ncep.noaa.gov/qpf/qpf2.shtml" for the most up to date maps.

National Weather Service Day 1 QPF


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Links to District website

Flood Forecast Information
Marsh Creek Reservoir Elevation Information

1Mean Seasonal Precipitation Definition
Mean Seasonal Precipitation (MSP) is the average annual amount of rainfall for the gauge site. We use the Rain Year time frame to calculate the MSP in our database.

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2Rainyear Definition
The rain year is from July 1 to June 30 each year. Therefore the "Year to Date" column shows the rainfall since July 1.

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3Antecedent Conditions
Antecedent Conditions are the conditions prevailing prior to an event. This term is used to characterize watershed wetness. Flooding is more likely to occur due to a rain storm when the soil is already wet and/or streams are running high from recent rains. More...



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Disclaimer


The Contra Costa County Flood Control and Water Conservation District (District) is not responsible for predicting flooding, warning property owners of eminent flooding, or ordering evacuations. The above information is presented to provide an indication of potential for flooding based on experience and review of limited historic rainfall data. The District does not warranty, guarantee, or certify the accuracy of the rainfall data. The data accuracy and availability can be compromised due to equipment failure, power loss, equipment defects, loss of calibration, or internet/radio communication equipment failure of equipment provided by others.

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NS* = NovaStar is the data collection management system and is only accessible within the Flood Control District network. This link is for staff access only.

The Flood Control Hydrology Section operates and maintains the sites listed on this page.
The data should be considered "Preliminary and Subject to Revision."
Questions about this page should be directed to the Hydrology Section