Nitrate [ppm] | ||||||||||
ID4-18 | ID4-11 | ID1-12 | ID4-10 | ID1-10 | Wilcox | Mean | SD | Min | Max | |
2006 | <1.0 | 1.6 | 1.7 | 9.1 | 6.2 | <1.0 | 4.7 | 3.7 | 1.6 | 9.1 |
2007 | N/A | 1.9 | 1.7 | 9.3 | 6.8 | 4.4 | 4.8 | 3.3 | 1.7 | 9.3 |
2010 | 1.6 | 2.2 | 1.7 | 8.7 | 7.9 | 1.6 | 4.0 | 3.4 | 1.6 | 8.7 |
2011 | 2 | 2 | 2 | 8 | 7.2 | 3.4 | 4.1 | 2.8 | 2.0 | 8.0 |
2012 | <2 | 2.1 | <1.7 | 8.7 | 7.3 | 4 | 5.5 | 3.0 | 2.1 | 8.7 |
2013 | <2 | 2.5 | 1.7 | 9.3 | 7.2 | 5.7 | 5.3 | 3.2 | 1.7 | 9.3 |
2014 | 2.47 | 2.61 | N/A | 10.2 | NA | NA | 5.1 | 4.4 | 2.5 | 10.2 |
Arsenic [ppb] | ||||||||||
2001 | N/A | N/A | 3 | N/A | 5 | 3 | 3.7 | 1.2 | 3.0 | 5.0 |
2004 | N/A | N/A | 2.2 | N/A | 3.3 | 3.4 | 3.0 | 0.7 | 2.2 | 3.4 |
2007 | N/A | N/A | 0 | N/A | 5.9 | 4.4 | 3.4 | 3.1 | 0.0 | 5.9 |
2010 | N/A | N/A | 0 | N/A | 7.1 | 6.1 | 4.4 | 3.8 | 0.0 | 7.1 |
2013 | N/A | N/A | 3 | N/A | 7.5 | 4.2 | 4.9 | 2.3 | 3.0 | 7.5 |
2014 | N/A | 2.23 | 3.79 | N/A | 12.2 | 7.8 | 6.3 | 3.9 | 2.2 | 12.2 |
Total dissolved solid (TDS) [ppm] | ||||||||||
2001 | 620 | 390 | 290 | 530 | 460 | 250 | 423.3 | 141.7 | 250.0 | 620.0 |
2004 | 558 | 318 | 246 | 459 | 274 | 200 | 342.5 | 137.8 | 200.0 | 558.0 |
2007 | 590 | 390 | 260 | 490 | 250 | 210 | 365.0 | 151.8 | 210.0 | 590.0 |
2010 | 620 | 370 | 240 | 510 | 240 | 220 | 366.7 | 166.3 | 220.0 | 620.0 |
2013 | 620 | 340 | 270 | 500 | 280 | 230 | 373.3 | 153.6 | 230.0 | 620.0 |