OHA Drinking Water Services
OR41
PWS ID: 00968 ---- YAMHILL, 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
2Q2014 May 07, 2014 2DBP-01 S.S. #7 - 1040 E. 3RD 0.013 0.016 0.005 0.006
1Q2014 Feb 05, 2014 2DBP-01 S.S. #7 - 1040 E. 3RD 0.009 0.004
4Q2013 Nov 07, 2013 2DBP-01 S.S. #7 - 1040 E. 3RD 0.007 0.002