Beach Report Card - California Coastkeeper Alliance

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San Mateo CountyThe County of San Mateo Environmental HealthDepartment regularly monitored 21 ocean andbayside locations (one more than last year) on aweekly basis during the summer months, fromas far upcoast as Rockaway Beach at CaleraCreek to a downcoast location of Gazos Beachat Gazos Creek. Seventeen of these locationswere monitored frequently enough year-roundto earn grades for all time periods. Sampleswere collected at a distance of 25 yards northor south of the mouth of a storm drain or creek.For additional water quality information, visitSan Mateo County’s website at http://www.co.sanmateo.ca.us.San Mateo beaches had good summer dryweather water quality this past year (see Figure4-16). Eighteen of the 21 (86%) beach monitoringlocations received A or B grades. VeniceBeach at Frenchman’s Creek (A+) has exhibitedexcellence for the fifth year in a row during dryweather. The county’s only poor grades duringsummer dry weather were found at AquaticPark (D), Lakeshore Park behind the RecreationCenter (D), and Pillar Point Harbor at the end ofWestpoint Ave. (D).Wet weather water quality in San Mateo, thoughslightly better than last year, was poor overalland below the state average. 53% of beachesreceived A or B grades during wet weather.FIGURE 4-162010-11 San Mateo County Water Quality and Seven-Year Average 2003-10 (in percentages)AB411 (21 locations)7-Year Average (21 locations)WINTER-DRY (11 locations)DRY (17 locations)7-Year Average (18 locations)WET (17 locations)7-Year Average (18 locations)AB411: April thru October. Numbers in BOLD indicate percentages.Sewage Spill SummaryAquatic Park, Lakeshore Park, Rockaway Beach and Linda Mar Beach at San PedroCreek were affected by sewage overflows (~150,250 gallons) due to heavy rainfallvolumes and underwent closures starting Dec. 19, 2010 and lasted between two and30 days.Aquatic Park and Lakeshore Park also experienced beach closures (March 24-29,2011) due to an undetermined volume of sewage from a sanitary sewer overflow.KEY:48
San Francisco CountyThe County of San Francisco, in partnership withthe San Francisco Public Utilities Commission,continued its weekly monitoring program forocean and bay shoreline locations. The monitoringprogram is funded in part through anEnvironmental Protection Agency BEACH grantprogram. The county monitored 14 locations ona weekly basis year-round, from Aquatic ParkBeach (Hyde Street Pier) to Ocean Beach atSloat Blvd., and three sites at Candlestick Point.For additional water quality information pleasevisit the San Francisco Public Utilities Commissionwebsite at http://beaches.sfwater.orgSan Francisco’s overall water quality grades forthe AB411 time period dropped from the previousyear, with 11 of 14 (79%) monitoring locationsreceiving A or B grades (from 93% in2009). The three beaches that received poorwater quality grades during AB411 were BakerBeach at Lobos Creek (F), Candlestick Point atWindsurfer Circle (D) and Sunnydale Cove (D).Year-round dry weather water quality at SanFrancisco County beaches this past year wasfair with 11 of 14 locations receiving A or Bgrades (see Figure 4-17). Windsurfer Circle atCandlestick Point and Baker Beach at LobosCreek were the only two locations to receivean F grade during year-round dry weather. Poorwater quality at Baker Beach at Lobos Creekthis past year has earned it a slot on our BeachBummer list of the 10 most polluted beaches inCalifornia for the second year in a row.FIGURE 4-172010-11 San Francisco County Water Quality and Seven-Year Average 2003-10 (in percentages)AB411 (14 locations)7-Year Average (14 locations)WINTER DRY (14 locations)7-Year AverageDRY (14 locations)7-Year Average (14 locations)WET (14 locations)7-Yr Average (14 loc.)AB411: April thru October. Numbers in BOLD indicate percentages.Sewage Spill Summary50 14 7 7 21This year a total of seven CSDs occurred in San Francisco County, with the majoritydue to heavy rainfall volumes this past December. (See sidebar on the next page fordetails).KEY:N/AWet weather water quality at San FranciscoCounty monitoring sites was markedly betterthan 2009-2010 with 11 out of 14 (79%) locationsreceiving A or B grades (up from 50% in 2009).This is well above the state average of 54% A orB grades during wet weather. Wet weather waterquality grades were also well above the sevenyearaverage San Francisco County.49
Page 3 and 4: Heal the Bay is a nonprofit environ
Page 5 and 6: Heal the Bay’s21st Annual Beach R
Page 7 and 8: Executive SummaryHeal the Bay’s 2
Page 9 and 10: TOP TEN BEACH BUMMERSBEACH/COUNT Y
Page 11 and 12: conventional analytical methods, an
Page 15: IntroductionHeal the Bay’s first
Page 18 and 19: dards (AB411) and recommended by th
Page 20 and 21: The disparity between dry and wet w
Page 22 and 23: California’s Dry WeatherHonor Rol
Page 24 and 25: Cabrillo Beach harborside. Photo: J
Page 26 and 27: Heal the Bay advises coastal beachg
Page 28 and 29: San Diego CountyFIGURE 4-1Percentag
Page 30 and 31: More on the Tijuana River SloughWhe
Page 32 and 33: tored during the AB411 time period.
Page 34 and 35: or cut back on their ocean water qu
Page 36 and 37: the major source of contamination f
Page 38 and 39: public pressure to upgrade the sewe
Page 40 and 41: a continuous schedule for seven day
Page 42 and 43: ability of sand to filter and infil
Page 44 and 45: Santa Barbara CountyThe County of S
Page 50: Background information on theSan Fr
Page 53 and 54: Humboldt CountyIn an effort to proa
Page 55 and 56: FIGURE 4-252010 Summer Oregon Water
Page 57 and 58: Beach Types and Water QualitySouthe
Page 59: Beach Pollution PatternsPercentage
Page 62 and 63: Even though the EPA’s water quali
Page 64: Island and perform additional epide
Page 67 and 68: California’s beach monitoring pro
Page 69 and 70: will move from the State Department
Page 71 and 72: fornia Environmental Quality Act Sc
Page 73 and 74: APPENDIX A1Heal the Bay’s Annual
Page 75 and 76: APPENDIX A1Table 8-3:Single Sample
Page 77 and 78: APPENDIX A2Table 8-6:Single Sample
Page 79 and 80: A+San Luis ObispoCounty• San Sime
Page 81 and 82: APPENDIX C1AB411 Dry Wet Winter Dry
Page 84 and 85: APPENDIX C1County“Beach Bummer”
Page 86 and 87: APPENDIX C1Los Angeles County, cont
Page 88 and 89: APPENDIX C1Ventura County, cont’d
Page 90 and 91: APPENDIX C1San Luis Obispo County,
Page 92 and 93: APPENDIX C1San Francisco CountyAB41
Page 94 and 95: APPENDIX C22010 Summer Beach Report
Page 96 and 97:
APPENDIX C32010 Summer Beach Report
Page 98:
1444 9th Street, Santa Monica, CA 9
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Beach Report Card - California Coastkeeper Alliance

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