1,1-Dichloroethylene
Green Meadow Estates Of Rockford Llc
1,1-Dichloroethylene is used for plastics production. It damages DNA and causes cancer in laboratory animal studies.
66
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 | 4 | 0 | ND |
| 2015 | ND | 4 | 0 | ND |
| 2016 | ND | 4 | 0 | ND |
| 2017 | 0.178 ppb | 4 | 1 | ND - 0.710 ppb |
| 2018 | 0.271 ppb | 19 | 4 | ND - 2.18 ppb |
| 2019 | 1.59 ppb | 31 | 18 | ND - 5.16 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 |
|---|---|---|
| 2014-02-10 | 4021387-01 | ND |
| 2014-04-29 | 4044309-01 | ND |
| 2014-07-11 | 4072581-01 | ND |
| 2014-10-10 | 4102598-01 | ND |
| 2015-01-16 | 5012874-01 | ND |
| 2015-04-17 | 5043424-01 | ND |
| 2015-07-12 | 5072585-01 | ND |
| 2015-10-25 | 5104108-01 | ND |
| 2016-01-14 | 6012743-01 | ND |
| 2016-04-11 | 6042257-01 | ND |
| 2016-08-11 | 1608B29-005A | ND |
| 2016-11-14 | 1611A31-001A | ND |
| 2017-03-06 | 1703387-001A | ND |
| 2017-05-16 | 1705D19-001A | ND |
| 2017-07-19 | 1707E87-001A | ND |
| 2017-11-29 | 1711L02-001A | 0.710 ppb |
| 2018-02-12 | 1802702-005A | ND |
| 2018-02-12 | 1802702-003A | ND |
| 2018-02-12 | 1802702-001A | 1.01 ppb |
| 2018-03-06 | 1803668-001A | 1.23 ppb |
| 2018-03-26 | 18C0546-03_01 | 0.722 ppb |
| 2018-03-26 | 18C0546-02_01 | 2.18 ppb |
| 2018-03-26 | 18C0546-01_01 | ND |
| 2018-05-21 | 1805H44-005A | ND |
| 2018-05-21 | 1805H44-003A | ND |
| 2018-05-21 | 1805H44-001A | ND |
| 2018-09-17 | 1809E46-007A | ND |
| 2018-09-17 | 1809E46-005A | ND |
| 2018-09-17 | 1809E46-003A | ND |
| 2018-09-17 | 1809E46-001A | ND |
| 2018-10-22 | 1810I54-003A | ND |
| 2018-10-22 | 1810I54-002A | ND |
| 2018-10-22 | 1810I54-001A | ND |
| 2018-11-07 | 18K0210-01_02 | ND |
| 2018-11-07 | 1811702-001A | ND |
| 2019-03-22 | 1903G26-001A | ND |
| 2019-03-22 | 1903G23-007A | 4.82 ppb |
| 2019-03-22 | 1903G23-005A | 1.15 ppb |
| 2019-03-22 | 1903G23-003A | ND |
| 2019-03-22 | 1903G23-001A | 1.61 ppb |
| 2019-03-27 | 1903J39-001A | ND |
| 2019-04-05 | 1904536-001A | 0.720 ppb |
| 2019-04-05 | 1903J87-005A | 3.83 ppb |
| 2019-04-05 | 1903J87-003A | 3.57 ppb |
| 2019-04-05 | 1903J87-001A | 1.62 ppb |
| 2019-04-12 | 1904B06-001A | ND |
| 2019-04-16 | 1904E35-001A | ND |
| 2019-04-25 | 1904K14-001A | ND |
| 2019-04-26 | 1904K14-003A | ND |
| 2019-04-29 | 1904M46-001A | 0.590 ppb |
| 2019-04-30 | 1904M46-005A | ND |
| 2019-04-30 | 1904M46-003A | 5.10 ppb |
| 2019-05-14 | 1905C59-003A | ND |
| 2019-05-14 | 1905C59-001A | ND |
| 2019-06-11 | 1906923-007A | 3.83 ppb |
| 2019-06-11 | 1906923-001A | 1.32 ppb |
| 2019-06-11 | 1906923-003A | 3.83 ppb |
| 2019-06-11 | 1906923-005A | 4.72 ppb |
| 2019-07-16 | 1907E46-001A | 1.91 ppb |
| 2019-07-16 | 1907E46-007A | 5.16 ppb |
| 2019-07-16 | 1907E46-005A | 1.98 ppb |
| 2019-07-16 | 1907E46-003A | ND |
| 2019-10-18 | 1910G53-007A | ND |
| 2019-10-18 | 1910G53-005A | 1.43 ppb |
| 2019-10-18 | 1910G53-003A | ND |
| 2019-10-18 | 1910G53-001A | 2.02 ppb |