Naphthalene
San Joaquin County-mokelumne Acres
Naphthalene is a polycyclic aromatic hydrocarbon, or PAH, released from combustion of fossil fuels and waste incinerators, and also used as a moth repellent. PAHs increase the risk of cancer; damage the immune, nervous and reproductive systems; and can harm developing fetuses.
13
Samples
0
Samples exceeding legal limit (MCL)
0
Samples exceeding
health guidelines
Testing results - average by year
| Year | Average result | Samples taken | Detections | Range of results |
|---|---|---|---|---|
| 2018 | ND | 3 | 0 | ND |
| 2019 | ND | 2 | 0 | ND |
| 2020 | N/A | 0 | 0 | N/A |
| 2021 | ND | 4 | 0 | ND |
| 2022 | ND | 4 | 0 | ND |
| 2023 | N/A | 0 | 0 | N/A |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2018-12-05 | CA3910017_007_007-201812051000 | ND |
| 2018-12-05 | CA3910017_008_008-201812050945 | ND |
| 2018-12-05 | CA3910017_009_009-201812051025 | ND |
| 2019-08-07 | CA3910017_003_003-201908071045 | ND |
| 2019-08-07 | CA3910017_006_006-201908071100 | ND |
| 2021-12-14 | CA3910017_007_007-202112141030 | ND |
| 2021-12-14 | CA3910017_008_008-202112141020 | ND |
| 2021-12-14 | CA3910017_009_009-202112140955 | ND |
| 2021-12-27 | CA3910017_007_007-202112271110 | ND |
| 2022-01-26 | CA3910017_007_007-202201261130 | ND |
| 2022-02-02 | CA3910017_007_007-202202021200 | ND |
| 2022-08-09 | CA3910017_006_006-202208091005 | ND |
| 2022-08-09 | CA3910017_003_003-202208090901 | ND |