OHA Drinking Water Services
OR41
PWS ID: 00653 ---- PALATINE HILL WATER DISTRICT
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
4Q2012 Nov 08, 2012 2DBP-01 PUMP STATION (TTHM) 0.028 0.041
4Q2012 Nov 08, 2012 2DBP-02 550 SW GLEN ROAD (HAA5) 0.019 0.026
3Q2012 Aug 15, 2012 2DBP-01 PUMP STATION (TTHM) 0.016
3Q2012 Aug 15, 2012 2DBP-02 550 SW GLEN ROAD (HAA5) 0.011
2Q2012 May 11, 2012 2DBP-01 PUMP STATION (TTHM) 0.009
2Q2012 May 11, 2012 2DBP-02 550 SW GLEN ROAD (HAA5) 0.005