Arsenic
Snug Harbor Rv Lp
Arsenic is a potent carcinogen and common contaminant in drinking water. Arsenic causes thousands of cases of cancer each year in the U.S. Click here to read more about arsenic.
Samples
Samples exceeding legal limit (MCL)
Samples exceeding
health guidelines
Testing results - average by year
| Year | Average result | Samples taken | Detections | Range of results |
|---|---|---|---|---|
| 2018 | 7.50 ppb | 24 | 15 | ND - 19.0 ppb |
| 2019 | 4.55 ppb | 32 | 15 | ND - 17.0 ppb |
| 2020 | 5.83 ppb | 32 | 26 | ND - 19.0 ppb |
| 2021 | 5.38 ppb | 25 | 13 | ND - 18.0 ppb |
| 2022 | 6.00 ppb | 21 | 10 | ND - 18.0 ppb |
| 2023 | 8.69 ppb | 20 | 19 | ND - 18.0 ppb |
ppb = parts per billion
State, National, and Health Guidelines for Drinking Water
EWG Health Guideline: 0.004 ppb
The EWG Health Guideline of 0.004 ppb for arsenic was defined by the California Office of Environmental Health Hazard Assessment as a public health goal, the level of a drinking water contaminant that does not pose a significant health risk. This health guideline protects against cancer.
EPA Maximum Contaminant
Level (MCL): 10 ppb
The legal limit for arsenic, established in 2001, was based on costs for arsenic removal, as calculated at the time that the standard was set. This limit does not fully protect against the risk of cancer due to arsenic exposure.
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2018-02-12 | CA4800561_002_002-201802120855 | 10.00 ppb |
| 2018-02-12 | CA4800561_004_004-201802120911 | 18.0 ppb |
| 2018-02-13 | CA4800561_002_002-201802131304 | 11.0 ppb |
| 2018-02-13 | CA4800561_004_004-201802131336 | 18.0 ppb |
| 2018-05-02 | CA4800561_002_002-201805021309 | 12.0 ppb |
| 2018-05-02 | CA4800561_004_004-201805021255 | 19.0 ppb |
| 2018-06-06 | CA4800561_002_002-201806061305 | 10.00 ppb |
| 2018-06-06 | CA4800561_005_005-201806061245 | ND |
| 2018-06-06 | CA4800561_004_004-201806061255 | 17.0 ppb |
| 2018-06-06 | CA4800561_005_006-201806061243 | ND |
| 2018-07-11 | CA4800561_005_006-201807110950 | 3.00 ppb |
| 2018-07-11 | CA4800561_005_005-201807110951 | 4.00 ppb |
| 2018-08-08 | CA4800561_002_002-201808081230 | 10.00 ppb |
| 2018-08-08 | CA4800561_004_004-201808081206 | 17.0 ppb |
| 2018-09-05 | CA4800561_005_005-201809051346 | ND |
| 2018-09-05 | CA4800561_005_006-201809051345 | ND |
| 2018-10-01 | CA4800561_005_006-201810011305 | ND |
| 2018-10-01 | CA4800561_005_005-201810011304 | 2.10 ppb |
| 2018-11-05 | CA4800561_005_005-201811051610 | ND |
| 2018-11-05 | CA4800561_002_002-201811051625 | 12.0 ppb |
| 2018-11-05 | CA4800561_005_006-201811051605 | ND |
| 2018-11-05 | CA4800561_004_004-201811051615 | 17.0 ppb |
| 2018-12-03 | CA4800561_005_006-201812031315 | ND |
| 2018-12-03 | CA4800561_005_005-201812031310 | ND |
| 2019-01-07 | CA4800561_005_006-201901071347 | ND |
| 2019-01-07 | CA4800561_005_005-201901071350 | ND |
| 2019-02-04 | CA4800561_005_005-201902041458 | ND |
| 2019-02-04 | CA4800561_002_002-201902041441 | 9.80 ppb |
| 2019-02-04 | CA4800561_005_006-201902041455 | ND |
| 2019-02-04 | CA4800561_004_004-201902041420 | 17.0 ppb |
| 2019-04-01 | CA4800561_005_005-201904011350 | ND |
| 2019-04-01 | CA4800561_005_006-201904011347 | ND |
| 2019-05-06 | CA4800561_005_005-201905061531 | ND |
| 2019-05-06 | CA4800561_002_002-201905061512 | 9.30 ppb |
| 2019-05-06 | CA4800561_004_004-201905061457 | 16.0 ppb |
| 2019-05-06 | CA4800561_005_006-201905061529 | ND |
| 2019-06-03 | CA4800561_005_006-201906031339 | ND |
| 2019-06-03 | CA4800561_005_005-201906031345 | ND |
| 2019-07-01 | CA4800561_005_005-201907011737 | ND |
| 2019-07-01 | CA4800561_005_006-201907011733 | ND |
| 2019-08-05 | CA4800561_005_006-201908051650 | ND |
| 2019-08-05 | CA4800561_002_002-201908051643 | 9.10 ppb |
| 2019-08-05 | CA4800561_004_004-201908051622 | 15.0 ppb |
| 2019-08-05 | CA4800561_005_005-201908051654 | 2.60 ppb |
| 2019-09-02 | CA4800561_005_005-201909021340 | ND |
| 2019-09-05 | CA4800561_005_006-201909051756 | 3.10 ppb |
| 2019-10-08 | CA4800561_005_006-201910081419 | 3.60 ppb |
| 2019-10-08 | CA4800561_005_005-201910081421 | ND |
| 2019-11-04 | CA4800561_005_005-201911041542 | ND |
| 2019-11-04 | CA4800561_002_002-201911041430 | 9.20 ppb |
| 2019-11-04 | CA4800561_005_006-201911041539 | 8.10 ppb |
| 2019-11-04 | CA4800561_004_004-201911041430 | 15.0 ppb |
| 2019-12-09 | CA4800561_004_004-201912091421 | 16.0 ppb |
| 2019-12-09 | CA4800561_002_002-201912091430 | 8.90 ppb |
| 2019-12-09 | CA4800561_005_006-201912091407 | 2.90 ppb |
| 2019-12-09 | CA4800561_005_005-201912091409 | ND |
| 2020-01-14 | CA4800561_005_005-202001141447 | ND |
| 2020-01-14 | CA4800561_005_006-202001141415 | 5.20 ppb |
| 2020-02-03 | CA4800561_004_004-202002031530 | 17.0 ppb |
| 2020-02-03 | CA4800561_002_002-202002031545 | 9.90 ppb |
| 2020-02-03 | CA4800561_005_005-202002031607 | ND |
| 2020-02-03 | CA4800561_005_006-202002031605 | 8.20 ppb |
| 2020-03-02 | CA4800561_005_006-202003021306 | 3.10 ppb |
| 2020-03-02 | CA4800561_005_005-202003021310 | 2.80 ppb |
| 2020-04-06 | CA4800561_005_006-202004061328 | 7.60 ppb |
| 2020-04-06 | CA4800561_005_005-202004061330 | ND |
| 2020-05-04 | CA4800561_005_006-202005041631 | 2.40 ppb |
| 2020-05-04 | CA4800561_002_002-202005041609 | 8.30 ppb |
| 2020-05-04 | CA4800561_004_004-202005041544 | 15.0 ppb |
| 2020-05-04 | CA4800561_005_005-202005041629 | 2.50 ppb |
| 2020-06-01 | CA4800561_005_005-202006011336 | ND |
| 2020-06-01 | CA4800561_005_006-202006011332 | ND |
| 2020-07-06 | CA4800561_005_005-202007061346 | ND |
| 2020-07-06 | CA4800561_005_006-202007061347 | 3.60 ppb |
| 2020-08-03 | CA4800561_004_004-202008031546 | 19.0 ppb |
| 2020-08-03 | CA4800561_005_005-202008031611 | 4.50 ppb |
| 2020-08-03 | CA4800561_002_002-202008031558 | 11.0 ppb |
| 2020-08-03 | CA4800561_005_006-202008031609 | 4.90 ppb |
| 2020-09-08 | CA4800561_005_006-202009081424 | 5.30 ppb |
| 2020-09-08 | CA4800561_005_005-202009081425 | 5.20 ppb |
| 2020-10-05 | CA4800561_005_005-202010051223 | 2.50 ppb |
| 2020-10-05 | CA4800561_005_006-202010051220 | 6.40 ppb |
| 2020-11-02 | CA4800561_002_002-202011021210 | 9.00 ppb |
| 2020-11-02 | CA4800561_005_005-202011021240 | 2.60 ppb |
| 2020-11-02 | CA4800561_004_004-202011021154 | 17.0 ppb |
| 2020-11-02 | CA4800561_005_006-202011021235 | 4.90 ppb |
| 2020-12-01 | CA4800561_005_005-202012011605 | 3.10 ppb |
| 2020-12-01 | CA4800561_005_006-202012011558 | 5.70 ppb |
| 2021-01-13 | CA4800561_005_006-202101131358 | 8.60 ppb |
| 2021-01-13 | CA4800561_005_005-202101131400 | 4.00 ppb |
| 2021-02-08 | CA4800561_002_002-202102080847 | 11.0 ppb |
| 2021-02-08 | CA4800561_004_004-202102080831 | 18.0 ppb |
| 2021-02-08 | CA4800561_005_006-202102080911 | 11.0 ppb |
| 2021-02-08 | CA4800561_005_005-202102080915 | 9.00 ppb |
| 2021-03-08 | CA4800561_005_005-202103081125 | ND |
| 2021-03-08 | CA4800561_005_006-202103081124 | ND |
| 2021-04-05 | CA4800561_005_005-202104051423 | ND |
| 2021-04-05 | CA4800561_005_006-202104051422 | ND |
| 2021-05-03 | CA4800561_004_004-202105031336 | 15.0 ppb |
| 2021-05-03 | CA4800561_005_006-202105031420 | ND |
| 2021-05-03 | CA4800561_002_002-202105031349 | 8.60 ppb |
| 2021-05-03 | CA4800561_005_005-202105031421 | ND |
| 2021-06-16 | CA4800561_005_005-202106161215 | ND |
| 2021-07-13 | CA4800561_005_005-202107131225 | ND |
| 2021-08-10 | CA4800561_005_005-202108101320 | ND |
| 2021-09-16 | CA4800561_002_002-202109161220 | 3.80 ppb |
| 2021-09-16 | CA4800561_004_004-202109161200 | 14.0 ppb |
| 2021-09-16 | CA4800561_005_005-202109161220 | ND |
| 2021-10-14 | CA4800561_005_005-202110141235 | ND |
| 2021-11-18 | CA4800561_005_005-202111181210 | ND |
| 2021-12-09 | CA4800561_002_002-202112091055 | 11.0 ppb |
| 2021-12-09 | CA4800561_004_004-202112091035 | 18.0 ppb |
| 2021-12-09 | CA4800561_005_005-202112091025 | 2.60 ppb |
| 2022-01-06 | CA4800561_005_005-202201061420 | ND |
| 2022-02-03 | CA4800561_005_005-202202031145 | ND |
| 2022-03-03 | CA4800561_002_002-202203031120 | 9.30 ppb |
| 2022-03-03 | CA4800561_004_004-202203031105 | 17.0 ppb |
| 2022-03-03 | CA4800561_005_005-202203031055 | ND |
| 2022-04-18 | CA4800561_005_005-202204181230 | 2.10 ppb |
| 2022-05-12 | CA4800561_005_005-202205121205 | ND |
| 2022-06-02 | CA4800561_004_004-202206021150 | 17.0 ppb |
| 2022-06-02 | CA4800561_005_005-202206021205 | ND |
| 2022-06-02 | CA4800561_002_002-202206021200 | 10.00 ppb |
| 2022-07-18 | CA4800561_005_005-202207181130 | ND |
| 2022-08-11 | CA4800561_005_005-202208111150 | ND |
| 2022-09-01 | CA4800561_002_002-202209011110 | 9.20 ppb |
| 2022-09-01 | CA4800561_005_005-202209011055 | ND |
| 2022-09-01 | CA4800561_004_004-202209011050 | 17.0 ppb |
| 2022-10-17 | CA4800561_004_004-202210171230 | 17.0 ppb |
| 2022-10-17 | CA4800561_005_005-202210171210 | ND |
| 2022-10-17 | CA4800561_002_002-202210171250 | 9.50 ppb |
| 2022-11-10 | CA4800561_005_005-202211101425 | ND |
| 2022-12-01 | CA4800561_005_005-202212011230 | ND |
| 2022-12-01 | CA4800561_004_004-202212011220 | 18.0 ppb |
| 2023-01-19 | CA4800561_005_005-202301191155 | 2.40 ppb |
| 2023-02-16 | CA4800561_005_005-202302161215 | 4.10 ppb |
| 2023-03-02 | CA4800561_004_004-202303021300 | 17.0 ppb |
| 2023-03-02 | CA4800561_005_005-202303021310 | 6.60 ppb |
| 2023-03-02 | CA4800561_002_002-202303021240 | 9.80 ppb |
| 2023-04-17 | CA4800561_005_005-202304171150 | 11.0 ppb |
| 2023-05-04 | CA4800561_005_005-202305041240 | 5.70 ppb |
| 2023-06-01 | CA4800561_002_002-202306011200 | 9.00 ppb |
| 2023-06-01 | CA4800561_005_005-202306011220 | 4.00 ppb |
| 2023-06-01 | CA4800561_004_004-202306011215 | 18.0 ppb |
| 2023-07-17 | CA4800561_005_005-202307171200 | 6.40 ppb |
| 2023-08-03 | CA4800561_005_005-202308031145 | 6.40 ppb |
| 2023-09-14 | CA4800561_002_002-202309141210 | 9.80 ppb |
| 2023-09-14 | CA4800561_005_005-202309141230 | 4.50 ppb |
| 2023-09-14 | CA4800561_004_004-202309141205 | 17.0 ppb |
| 2023-10-12 | CA4800561_005_005-202310121145 | ND |
| 2023-11-02 | CA4800561_005_005-202311021125 | 8.30 ppb |
| 2023-12-07 | CA4800561_004_004-202312071325 | 15.0 ppb |
| 2023-12-07 | CA4800561_002_002-202312071345 | 7.80 ppb |
| 2023-12-07 | CA4800561_005_005-202312071330 | 11.0 ppb |