OHA Drinking Water Services
OR41
PWS ID: 00821 ---- SILETZ, 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 Oct 08, 2014 2DBP-01 #1 WWTP 0.022 0.029
4Q2014 Oct 08, 2014 2DBP-02 #2 CAMP 12 LOOP 0.023 0.028
3Q2014 Jul 09, 2014 2DBP-01 #1 WWTP 0.025 0.020
3Q2014 Jul 09, 2014 2DBP-02 #2 CAMP 12 LOOP 0.023 0.020
2Q2014 Apr 09, 2014 2DBP-01 #1 WWTP 0.017 0.021
2Q2014 Apr 09, 2014 2DBP-02 #2 CAMP 12 LOOP 0.017 0.021
1Q2014 Jan 08, 2014 2DBP-01 #1 WWTP 0.014
1Q2014 Jan 08, 2014 2DBP-02 #2 CAMP 12 LOOP 0.014
4Q2013 Oct 09, 2013 2DBP-01 #1 WWTP 0.012
4Q2013 Oct 09, 2013 2DBP-02 #2 CAMP 12 LOOP 0.009