1,1-Dichloroethylene
Truckee Meadows Water Authority
1,1-Dichloroethylene is used for plastics production. It damages DNA and causes cancer in laboratory animal studies.
Testing results - average by year
Year | Average result | Samples taken | Detections | Range of results |
---|---|---|---|---|
2013 | N/A | 0 | 0 | N/A |
2014 | ND | 32 | 0 | ND |
2015 | ND | 36 | 0 | ND |
2016 | 0.0281 ppb | 43 | 2 | ND - 0.630 ppb |
2017 | ND | 50 | 0 | ND |
2018 | ND | 39 | 0 | ND |
2019 | 0 ppb | 38 | 2 | ND - 0.560 ppb |
ppb = parts per billion
State and national drinking water standards and health guidelines
EPA Maximum Contaminant
Level (MCL) 7 ppb
The legal limit for 1,1-dichloroethylene, established in 1987, was based on a toxicity study conducted in laboratory animals in the 1980s.
ppb = parts per billion
All test results
Date | Lab ID | Result |
---|---|---|
2014-04-17 | 0414-11-V | ND |
2014-04-22 | 0414-13-V | ND |
2014-04-22 | 0414-12-V | ND |
2014-04-22 | EN2014-00001942 | ND |
2014-04-22 | 0414-16-V | ND |
2014-04-23 | 0414-17-V | ND |
2014-04-23 | EN2014-00001945 | ND |
2014-04-24 | EN2014-00001944 | ND |
2014-04-24 | EN2014-00001943 | ND |
2014-06-09 | 0614-06-V | ND |
2014-06-09 | 0614-07-V | ND |
2014-06-17 | 0614-11-V | ND |
2014-06-17 | 0614-10-V | ND |
2014-06-17 | 0614-09-V | ND |
2014-06-17 | 0614-12-V | ND |
2014-06-17 | 0614-13-V | ND |
2014-06-17 | 0614-14-V | ND |
2014-06-24 | 0614-28 | ND |
2014-06-24 | 0614-26-V | ND |
2014-07-23 | 0714-16 | ND |
2014-07-24 | 0714-18 | ND |
2014-07-29 | 0714-33 | ND |
2014-07-29 | 0714-34 | ND |
2014-07-29 | 0714-35 | ND |
2014-07-30 | 0714-47 | ND |
2014-07-30 | 0714-46 | ND |
2014-09-23 | 0914-201-V | ND |
2014-10-16 | 1014-23-V | ND |
2014-10-21 | 1014-52 | ND |
2014-10-21 | 1014-53 | ND |
2014-10-21 | 1014-51 | ND |
2014-10-29 | 1014-72 | ND |
2015-06-08 | 1506017-01 | ND |
2015-06-08 | 1506018-01 | ND |
2015-06-11 | 1506027-VOC | ND |
2015-06-17 | 1506035-01 | ND |
2015-06-17 | 1506036-01 | ND |
2015-06-17 | 1506037-01 | ND |
2015-06-17 | 1506038-01 | ND |
2015-06-18 | 1506049-01 | ND |
2015-06-18 | 1506047-01 | ND |
2015-06-18 | 1506045-01 | ND |
2015-06-18 | 1506044-01 | ND |
2015-06-18 | 1506043-01 | ND |
2015-06-18 | 1506054-01 | ND |
2015-06-23 | 1506055-01 | ND |
2015-06-23 | 1506056-01 | ND |
2015-06-23 | 1506046-01 | ND |
2015-06-23 | 1506061-01 | ND |
2015-08-19 | 1508058-NSP | ND |
2015-08-19 | 1508057-NSP | ND |
2015-08-24 | 1508060-NSP | ND |
2015-08-25 | 1508066-NSP | ND |
2015-08-25 | 1508064-NSP | ND |
2015-08-25 | 1508068-NSP | ND |
2015-08-25 | 1508062-NSP | ND |
2015-08-26 | 1508069-NSP | ND |
2015-08-26 | 1508071-NSP | ND |
2015-08-26 | 1508072-NSP | ND |
2015-10-08 | 1510011-01NSHL | ND |
2015-10-08 | 1510012-01NSHL | ND |
2015-10-08 | 1510009-01NSHL | ND |
2015-10-08 | 1510008-01NSHL | ND |
2015-10-08 | 1510016-01NSHL | ND |
2015-10-08 | 1510015-01NSHL | ND |
2015-10-08 | 1510017-01NSHL | ND |
2015-10-08 | 1510014-01NSHL | ND |
2015-10-08 | 1510013-01NSHL | ND |
2016-02-24 | 1602019-01NSHL | ND |
2016-03-01 | 1603002-01NSHL | ND |
2016-05-31 | 1605028-01NSHL | ND |
2016-05-31 | 1605025-01NSHL | ND |
2016-05-31 | 1605026-01NSHL | ND |
2016-05-31 | 1605027-01NSHL | ND |
2016-06-01 | 1606001-01NSHL | ND |
2016-06-06 | 1606010-01NSHL | ND |
2016-06-09 | 1606027-01NSHL | ND |
2016-06-28 | 1606059-01NSHL | ND |
2016-06-28 | 1606052-01NSHL | ND |
2016-07-19 | 1607022-01NSHL | ND |
2016-07-19 | 1607021-01NSHL | ND |
2016-07-19 | 1607023-01NSHL | ND |
2016-07-19 | 1607024-01NSHL | ND |
2016-07-20 | 1607033-01NSHL | ND |
2016-07-20 | 1607035-01NSHL | ND |
2016-07-20 | 1607038-01NSHL | ND |
2016-08-04 | 1608010-01EUR | ND |
2016-08-04 | 1608011-01EUR | ND |
2016-08-04 | 1608012-01EUR | ND |
2016-08-04 | 1608014-01EUR | ND |
2016-08-15 | 1608022-01NSHL | ND |
2016-08-15 | 1608023-01NSHL | ND |
2016-08-24 | 1608035-01EUR | 0.630 ppb |
2016-08-24 | 1608034-01NSHL | ND |
2016-08-24 | 1608033-01EUR | ND |
2016-08-24 | 1608037-01NSHL | ND |
2016-08-25 | 1608036-01EUR | ND |
2016-08-25 | 1608039-01EUR | ND |
2016-08-30 | 1608047-01EUR | ND |
2016-08-30 | 1608046-01EUR | ND |
2016-09-14 | 1609016-01EUR | ND |
2016-09-20 | 1608035-02WEK | 0.580 ppb |
2016-09-22 | 1609024-01NSHL | ND |
2016-10-11 | 1610023-01NSHL | ND |
2016-10-11 | 1610010-01NSHL | ND |
2016-10-12 | 1610014-01NSHL | ND |
2016-10-13 | 1610017-01NSHL | ND |
2016-10-17 | 1610032-01NSHL | ND |
2016-10-17 | 1610029-01NSHL | ND |
2016-10-18 | 1610033-01NSHL | ND |
2016-10-18 | 1610027-01NSHL | ND |
2017-01-11 | 1701006-01NSHL | ND |
2017-02-07 | 1702004-01NSHL | ND |
2017-03-08 | 1703009-01NSHL | ND |
2017-03-08 | 1703008-01NSHL | ND |
2017-03-08 | 1703011-01NSHL | ND |
2017-05-02 | 1705003-01NSHL | ND |
2017-05-02 | 1705004-01NSHL | ND |
2017-05-02 | 1705005-01NSHL | ND |
2017-05-03 | 1705010-01NSHL | ND |
2017-05-03 | 1705009-01NSHL | ND |
2017-05-15 | 1705022-01NSHL | ND |
2017-05-15 | 1705023-01NSHL | ND |
2017-05-15 | 1705025-01NSHL | ND |
2017-05-15 | 1705024-01NSHL | ND |
2017-05-17 | 1706031-01NSHL | ND |
2017-05-25 | 1705042-01NSHL | ND |
2017-05-25 | 1705041-01NSHL | ND |
2017-07-11 | 1707003-01NSHL | ND |
2017-07-11 | 1707002-01NSHL | ND |
2017-07-11 | 1707005-01NSHL | ND |
2017-07-11 | 1707004-01NSHL | ND |
2017-07-12 | 1707010-01NSHL | ND |
2017-07-12 | 1707012-01NSHL | ND |
2017-07-12 | 1707008-01NSHL | ND |
2017-07-13 | 1707043-01NSHL | ND |
2017-07-18 | 1707020-01NSHL | ND |
2017-07-18 | 1707021-01NSHL | ND |
2017-07-18 | 1707022-01NSHL | ND |
2017-07-18 | 1707024-01NSHL | ND |
2017-07-19 | 1707027-01NSHL | ND |
2017-08-16 | 1708013-01NSHL | ND |
2017-08-16 | 1708014-01NSHL | ND |
2017-08-29 | 1708026-01NSHL | ND |
2017-08-29 | 1708028-01NSHL | ND |
2017-08-29 | 1708027-01NSHL | ND |
2017-08-29 | 1708029-01NSHL | ND |
2017-08-29 | 1708030-01NSHL | ND |
2017-08-29 | 1708025-01NSHL | ND |
2017-10-04 | 1710002-01NSHL | ND |
2017-10-04 | 1710004-01NSHL | ND |
2017-10-10 | 1710014-01NSHL | ND |
2017-10-10 | 1710017-01NSHL | ND |
2017-10-10 | 1710018-01NSHL | ND |
2017-10-25 | 1710034-01NSHL | ND |
2017-10-25 | 1710035-01NSHL | ND |
2017-10-30 | 1710047-01NSHL | ND |
2017-10-31 | 1710054-01NSHL | ND |
2017-10-31 | 1710056-01NSHL | ND |
2017-10-31 | 1710049-01NSHL | ND |
2017-11-02 | 1712003-01NSHL | ND |
2018-01-23 | 1801009-01 | ND |
2018-01-23 | 1801010-01 | ND |
2018-02-01 | 1802001-01 | ND |
2018-02-01 | 1802003-01 | ND |
2018-02-06 | 1802006-01 | ND |
2018-02-07 | 1802007-01 | ND |
2018-04-04 | 1804005-01 | ND |
2018-04-09 | 1804011-01 | ND |
2018-04-09 | 1804012-01 | ND |
2018-04-10 | 1804036-01 | ND |
2018-04-11 | 1804017-01 | ND |
2018-04-11 | 1804018-01 | ND |
2018-04-11 | 1804019-01 | ND |
2018-04-24 | 1804027-01WET | ND |
2018-04-25 | 1804025-01WET | ND |
2018-04-26 | 1804044-01WET | ND |
2018-05-02 | 1805010-01 | ND |
2018-05-02 | EN2018-00002074 | ND |
2018-05-21 | 1805043-01WET | ND |
2018-05-23 | 1805041-01WET | ND |
2018-07-24 | 1807025-01 | ND |
2018-07-27 | 1807014-02 | ND |
2018-07-27 | 1807015-02 | ND |
2018-07-27 | 1807019-02 | ND |
2018-07-27 | 1807021-02 | ND |
2018-08-10 | 1808015-02 | ND |
2018-08-10 | 1808022-01 | ND |
2018-08-14 | 1808024-01 | ND |
2018-08-14 | 1808025-01 | ND |
2018-10-10 | 1810015-02NSHL | ND |
2018-10-15 | 1810019-01NSHL | ND |
2018-10-15 | 1810021-01NSHL | ND |
2018-11-14 | 1811008-02NSHL | ND |
2018-11-14 | 1811009-02NSHL | ND |
2018-11-14 | 1811010-02NSHL | ND |
2018-11-14 | 1811011-02NSHL | ND |
2018-11-14 | 1811012-02NSHL | ND |
2018-11-16 | 1810031-01NSHL | ND |
2018-11-16 | EN2018-00005841 | ND |
2019-01-09 | 1901012-02NSHL | ND |
2019-01-09 | 1901013-02NSHL | ND |
2019-01-16 | 1901011-02NSHL | ND |
2019-01-16 | 1901017-02NSHL | ND |
2019-01-22 | 1901010-02 | ND |
2019-02-05 | 1902001-01 | ND |
2019-02-26 | 1902019-01 | ND |
2019-04-08 | 1904004-01 | ND |
2019-04-25 | 1904020-01 | ND |
2019-05-07 | 1905007-01 | ND |
2019-05-07 | 1905008-01 | ND |
2019-05-20 | 1905019-01 | ND |
2019-05-29 | 1905027-01 | ND |
2019-06-01 | 0 ppb* | |
2019-06-19 | 1906012-01WET | ND |
2019-06-19 | 1906014-01WET | ND |
2019-06-19 | 1906015-01WET | ND |
2019-06-19 | 1906016-01WET | ND |
2019-06-26 | 1906019-01WET | ND |
2019-06-27 | 1906022-01WET | ND |
2019-06-27 | 1906023-01WET | ND |
2019-07-01 | 1907003-01WET | ND |
2019-07-01 | 1907004-01WET | ND |
2019-07-09 | 1907014-02WET | ND |
2019-07-15 | 1907018-02WET | ND |
2019-07-29 | 1907046-01WET | ND |
2019-07-30 | 1907048-01WET | ND |
2019-08-06 | 1908002-01WET | ND |
2019-08-06 | 1908007-01WET | ND |
2019-08-12 | 1908013-01WET | 0.560 ppb |
2019-08-13 | 1907036-01WET | ND |
2019-08-13 | 1907038-01WET | ND |
2019-08-29 | 1908026-01 | ND |
2019-09-05 | 1907045-04 | ND |
2019-09-18 | 1909007-01 | ND |
2019-10-01 | 1910004-01 | ND |
2019-10-02 | 1910010-01 | ND |
2019-10-02 | 1910012-01 | ND |
* Sample result is taken from the system's CCR report.