Naphthalene
High Meadows Ranch Water Supply
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.
25
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 |
---|---|---|---|---|
2014 | ND | 1 | 0 | ND |
2015 | ND | 2 | 0 | ND |
2016 | ND | 4 | 0 | ND |
2017 | ND | 10 | 0 | ND |
2018 | ND | 3 | 0 | ND |
2019 | ND | 5 | 0 | ND |
ppb = parts per billion
All test results
Date | Lab ID | Result |
---|---|---|
2014-06-25 | AC58033 | ND |
2015-07-07 | AC98573 | ND |
2015-07-07 | AC98561 | ND |
2016-12-09 | AD62026 | ND |
2016-12-09 | AD62027 | ND |
2016-12-09 | AD61950 | ND |
2016-12-09 | AD61948 | ND |
2017-02-10 | AD70492 | ND |
2017-03-15 | AD75196 | ND |
2017-03-15 | AD75194 | ND |
2017-03-15 | AD75192 | ND |
2017-05-01 | AD81868 | ND |
2017-05-01 | AD81987 | ND |
2017-07-28 | AD91477 | ND |
2017-07-28 | AD91365 | ND |
2017-11-16 | AE05243 | ND |
2017-11-16 | AE05196 | ND |
2018-04-09 | AE21724 | ND |
2018-04-09 | AE21718 | ND |
2018-04-09 | AE21716 | ND |
2019-11-18 | AE89591 | ND |
2019-11-18 | AE89655 | ND |
2019-11-18 | AE89654 | ND |
2019-11-18 | AE89593 | ND |
2019-11-18 | AE89595 | ND |