OHA Drinking Water Services
OR41
PWS ID: 00492 ---- LOWELL, CITY OF
LRAAs and OELs

LRAA = Locational running annual average; OEL = Operational evaluation level. Learn about OELs here.
Averages are subject to change as new data is taken into consideration.

TTHM MCL = 0.080 mg/L,  HAA5 MCL = 0.060 mg/L.  MCL exceedances are indicated with red text.

Monitoring
Period		 Last
Sample		 Sample
Point		 Location TTHM
LRAA		 TTHM
OEL		 HAA5
LRAA		 HAA5
OEL
4Q2014 Dec 11, 2014 2DBP-01 600 N MOSS RD 0.013 0.014 0.012 0.012
3Q2014 Sep 17, 2014 2DBP-01 600 N MOSS RD 0.013 0.012 0.011 0.011
2Q2014 Jun 11, 2014 2DBP-01 600 N MOSS RD 0.010 0.014 0.009 0.011
1Q2014 Mar 19, 2014 2DBP-01 600 N MOSS RD 0.007 0.007
4Q2013 Oct 15, 2013 2DBP-01 600 N MOSS RD 0.004 0.003