TABLE 3.
Newark water system LCR compliance data: distribution across wards and water sources, 2005–2015
| Sampling period | LCR 90th percentile for lead (ppb) | Total samples (N) | Non‐LSL samples (copper with lead solder) (N [%]) | North ward (N) | Central ward (N) | South ward (N) | East ward (N) | West ward (N) | Pequannock (N) | Wanaque (N) |
|---|---|---|---|---|---|---|---|---|---|---|
| 2005–2007 | 7.9 | 52 | 13 (25%) | 15 | 1 | 8 | 26 | 2 | 25 | 27 |
| 2007–2009 | 11 | 52 | 13 (25%) | 13 | 2 | 9 | 26 | 2 | 25 | 27 |
| 2010–2012* | 9 | 53 | 14 (26.4%) | 13 | 1 | 9 | 26 | 2 | 24 | 27 |
| 2013–2015 | 10 | 52 | 16 (30.8%) | 13 | 1 | 10 | 26 | 2 | 25 | 27 |
*
Two sampling locations could not be determined.