Asbestos
City of Arp
Asbestos is a mineral fiber introduced into water by the dissolution of asbestos-containing minerals and from decay of asbestos cement in water mains. Asbestos causes cancer when ingested or inhaled.
61
Samples
45
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 | 19.60 MFL | 13 | 13 | 0.99 MFL - 30.44 MFL |
| 2019 | 16.14 MFL | 12 | 12 | 2.36 MFL - 31.62 MFL |
| 2020 | 12.97 MFL | 15 | 15 | 1.97 MFL - 29.56 MFL |
| 2021 | 10.19 MFL | 5 | 5 | 5.52 MFL - 25.33 MFL |
| 2022 | 18.10 MFL | 2 | 2 | 11.82 MFL - 24.38 MFL |
| 2023 | 9.58 MFL | 14 | 14 | 0.19 MFL - 22.23 MFL |
MFL = million fibers per liter
State, National, and Health Guidelines for Drinking Water
EPA Maximum Contaminant
Level (MCL): 7 MFL
The legal limit for asbestos, established in 1991, was based on toxicity studies in laboratory animals conducted in the 1980s.
MFL = million fibers per liter
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2018-02-14 | CAL18021065 | 14.58 MFL |
| 2018-06-20 | CAL18064189 | 0.99 MFL |
| 2018-06-20 | CAL18064193 | 18.92 MFL |
| 2018-06-20 | CAL18064190 | 2.96 MFL |
| 2018-08-29 | CAL18085874 | 23.28 MFL |
| 2018-08-29 | CAL18085875 | 25.33 MFL |
| 2018-08-29 | CAL18085876 | 14.19 MFL |
| 2018-08-29 | CAL18085877 | 14.58 MFL |
| 2018-08-29 | CAL18085878 | 30.44 MFL |
| 2018-11-20 | CAL18117904 | 30.15 MFL |
| 2018-11-20 | CAL18117905 | 20.29 MFL |
| 2018-11-20 | CAL18117907 | 29.56 MFL |
| 2018-11-20 | CAL18117908 | 29.56 MFL |
| 2019-03-20 | CAL19031755 | 20.49 MFL |
| 2019-03-20 | CAL19031754 | 31.62 MFL |
| 2019-03-20 | CAL19031753 | 30.15 MFL |
| 2019-03-20 | CAL19031752 | 26.35 MFL |
| 2019-06-04 | CAL19063515 | 21.67 MFL |
| 2019-06-04 | CAL19063516 | 14.38 MFL |
| 2019-06-20 | CAL19064046 | 3.15 MFL |
| 2019-09-05 | CAL19096082 | 2.36 MFL |
| 2019-09-05 | CAL19096085 | 11.82 MFL |
| 2019-11-06 | CAL19117666 | 11.23 MFL |
| 2019-11-06 | CAL19117669 | 10.05 MFL |
| 2019-11-06 | CAL19117670 | 10.44 MFL |
| 2020-01-30 | CAL2001725 | 12.81 MFL |
| 2020-01-30 | CAL2001726 | 19.11 MFL |
| 2020-01-30 | CAL2001728 | 29.56 MFL |
| 2020-04-13 | CAL20042455 | 12.61 MFL |
| 2020-04-13 | CAL20042453 | 13.79 MFL |
| 2020-04-13 | CAL20042454 | 10.25 MFL |
| 2020-08-03 | CAL20085551 | 19.32 MFL |
| 2020-08-03 | CAL20085552 | 24.84 MFL |
| 2020-08-03 | CAL20085553 | 24.84 MFL |
| 2020-09-30 | CAL20107225 | 5.12 MFL |
| 2020-12-01 | CAL20128679 | 2.76 MFL |
| 2020-12-01 | CAL20128680 | 9.85 MFL |
| 2020-12-01 | CAL20128681 | 1.97 MFL |
| 2020-12-01 | CAL20128682 | 4.33 MFL |
| 2020-12-01 | CAL20128683 | 3.35 MFL |
| 2021-03-22 | CAL21032666 | 7.68 MFL |
| 2021-03-22 | CAL21032667 | 6.11 MFL |
| 2021-09-22 | CAL21098971 | 5.52 MFL |
| 2021-09-22 | CAL21098972 | 25.33 MFL |
| 2021-11-16 | CAL211110428 | 6.31 MFL |
| 2022-09-15 | CAL22099351 | 24.38 MFL |
| 2022-12-13 | CAL221212086 | 11.82 MFL |
| 2023-02-23 | CAL23021588 | 10.25 MFL |
| 2023-02-23 | CAL23021589 | 14.78 MFL |
| 2023-06-01 | 3279044 | 0.76 MFL |
| 2023-06-01 | 3279059 | 2.85 MFL |
| 2023-06-01 | 3279069 | 0.19 MFL |
| 2023-06-01 | 3279075 | 22.23 MFL |
| 2023-06-01 | 3279085 | 22.23 MFL |
| 2023-08-03 | 3341938 | 7.98 MFL |
| 2023-08-03 | 3342075 | 11.40 MFL |
| 2023-08-03 | 3342193 | 10.64 MFL |
| 2023-08-03 | 3342226 | 8.17 MFL |
| 2023-10-11 | 3417620 | 2.66 MFL |
| 2023-10-11 | 3417693 | 10.44 MFL |
| 2023-10-11 | 3417770 | 9.57 MFL |