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Fresh Water Quality Sampling: Russian River Beaches and Spring Lake Lagoon

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The Sonoma County Department of Health Services, in cooperation with the North Coast Regional Water Quality Control Board and the Sonoma County Water Agency, monitors bacterial levels in the water at beaches on the Russian River, and also monitors Spring Lake Lagoon in cooperation with the Sonoma County Regional Parks Department. Sampling is conducted once a week each summer between Memorial Day and Labor Day.

Test results will be posted on this webpage. Or for current postings, call the Beach Sampling Hotline at (707) 565-6552

Spring Lake Swimming Lagoon Bacteriological Test Results

NOTE: Sample Points 1 through 7 are within Spring Lake Swimming Lagoon. Sample Point 8 is within Spring Lake proper.

Spring Lake Swimming Lagoon - Sampling 2014
  Sample PT. 1 Sample PT. 2 Sample PT. 3 Sample PT. 4 Sample PT. 5 Sample PT. 6 Sample PT. 7 Sample PT. 8
Date Sampled TC EC TC EC TC EC TC EC TC EC TC EC TC EC TC EC
May 28, 2014 <1.0 <1.0 <1.0 <1.0 <1.0 <1.0 <1.0 <1.0 <1.0 <1.0 <1.0 <1.0 <1.0 <1.0 648.8 2
June 4, 2014 <1.0 <1.0 8.5 7.4 5.5 5.1 <1.0 <1.0 113.7 110.6 2 <1.0 9.2 2 410.6 <1.0
June 10, 2014 1299.7 <1.0 1 <1.0 4.1 <1.0 1986.3 <1.0 547.5 <1.0 25.3 <1.0 613.1 <1.0 >2419.6 6.3
June 16, 2014 8.5 8.5 <1.0 <1.0 <1.0 <1.0 <1.0 <1.0 <1.0 <1.0 <1.0 <1.0 <1.0 <1.0    
June 23, 2014 <1.0 <1.0 <1.0 <1.0 <1.0 <1.0 <1.0 <1.0 <1.0 <1.0 517.2 290.9 4.1 <1.0    
June 24, 2014                     <1.0 <1.0        
June 30, 2014 41 5.2 2 2 1 1 6.3 2 <1.0 <1.0 8.4 8.4 60.2 39.3 >2419.6 166.4
July 7, 2014 <1.0 <1.0 <1.0 <1.0 <1.0 <1.0 <1.0 <1.0 34.5 25.9 <1.0 <1.0 <1.0 <1.0 1986.3 2
July 14, 2014 <1.0 <1.0 <1.0 <1.0 <1.0 <1.0 <1.0 <1.0 <1.0 <1.0 1 <1.0 <1.0 <1.0 >2419.6 387.3
July 21, 2014 <1.0 <1.0 <1.0 <1.0 <1.0 <1.0 <1.0 <1.0 <1.0 <1.0 <1 <1.0 <1.0 <1.0 >2419.6 1

Print this table (pdf)

Color Key

Colored results in above table signify the following:

GREEN: Beach is open. Health risk is low for water contact. Bacterial levels are within State guidelines (pdf).

YELLOW: Beach is open. There is an increased health risk for water contact. Bacterial levels have exceeded State guidelines (pdf). Swimming/wading is not advised.

RED: Beach is closed. There is a significant health risk for water contact. Bacterial levels have exceeded State guidelines (pdf) and/or there is a known sewage release/spill. Avoid any contact with water until further notice.

Acronyms

TC = Total Coliform - Most Probable Number (MPN)

EC = Escherichia coli - MPN

Test Results from Previous Years

Spring Lake Bacteriological Test Results - 2013 (pdf)

Spring Lake Bacteriological Test Results - 2012 (pdf)

Spring Lake Bacteriological Test Results - 2011 (pdf)

Russian River Bacteriological Test Results

Russian River Beach Sampling Sites for 2014 Season
  Cloverdale River Park Camp Rose Beach Healdsburg Veterans Steelhead Beach Forestville Access Beach Sunset Beach Johnson's Beach Monte Rio Beach Patterson Point
Date Sampled TC EC TC EC TC EC TC EC TC EC TC EC TC EC TC EC TC EC
May 27, 2014 24196 20 2613 30 1723 63 1439 10 2382 10 2755 <10 2359 20 2902 20 1785 10
May 29, 2014 24196 10                                
June 3, 2014 4376 61 2382 85 1565 63 1396 63 1785 41 1616 10 1354 <10 1597 <10 749 10
June 10, 2014 9804 30 4352 10 1,616 20 1,396 20 2,481 20 2,755 10 1850 30 2,909 10 905 10
June 17, 2014 4106 20 2359 41 2359 41 1112 10 1236 41 2014 <10 1723 63 813 20 1081 <10
June 24, 2014 8164 120 3076 <10 1616 63 1396 31 1842 10 2098 <10 2098 85 565 <10 1664 20
July 1, 2014 9208 10 4352 31 2755 75 2143 10 2143 10 2098 <10 2187 52 10 20 1607 <10
July 8, 2014 6131 31 2613 31 3448 52 1119 10 2014 10 2909 20 2142 <10 2613 63 2224 20
July 15, 2014 10462 <10 2613 30 2098 52 1439 31 1565 10 1624 31 2909 31 1274 20 3873 10
July 16, 2014 3076 20                                
July 22, 2014 6131 20 3255 20 3130 52 4106 41 2755 <10 1314 <10 1401 41 1296 10 480 <10

Print this table (pdf)

Color Key

Colored results in above table signify the following:

GREEN: Beach is open. Health risk is low for water contact. Bacterial levels are within State guidelines (pdf).

YELLOW: Beach is open. There is an increased health risk for water contact. Bacterial levels have exceeded State guidelines (pdf). Swimming/wading is not advised.

RED: Beach is closed. There is a significant health risk for water contact. Bacterial levels have exceeded State guidelines (pdf) and/or there is a known sewage release/spill. Avoid any contact with water until further notice.

Acronyms

TC = Total Coliform - Most Probable Number (MPN)

EC = Escherichia coli - MPN

Test Results from Previous Years

Russan River Bacteriological Test Results - 2013 (pdf)

Russan River Bacteriological Test Results - 2012 (pdf)

Russian River Bacteriological Test Results - 2011 (pdf)

Test Results Updates

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Subscribe to Fresh Water Quality Sampling updates

For current postings, call the Beach Sampling Hotline at (707) 565-6552

Health Topics

Recreational Water Illnesses (RWIs)
Source: The Centers for Disease Control and Prevention.

Contact

Environmental Health and Safety Programs
625 5th Street
Santa Rosa, CA 95404
(707) 565-6565
eh@sonoma-county.org

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