OHA Drinking Water Services
OR41
PWS ID: 00922 ---- VERNONIA, CITY OF
System Information     Schedule Counts
Status:  ACTIVE
System Type:  Community
Population Served:  2,100		 Active:  15     Show Only Active
Inactive:  0
Expired:  13

Routine Sampling Schedules For Chemicals
Facility
ID		 Name Status Test Group Samples
Required		    Sampling
Interval		 Start End    Notes
CH-A COMMON HEADER FOR WTP-AATOTAL ORGANIC CARBON1  Quarterly10/01/2022Open
DIST-A Distribution SystemAASBESTOS, DIST1  9 Years01/01/2002Open
DIST-A Distribution SystemADBP2 HAA5 ONLY1  Yearly01/01/2015OpenSample at Knott St in June
DIST-A Distribution SystemADBP2 TTHM ONLY1  Yearly01/01/2015OpenSample at Nehalem St in September
DIST-A Distribution SystemALEAD & COPPER10  3 Years01/01/2014OpenSample between June 1st and Sept 30th
EP-A EP FOR ROCK CREEKAARSENIC1  9 Years01/01/2011OpenSchedule Reflects Monitoring Reduction Granted
EP-A EP FOR ROCK CREEKAIOC1  9 Years01/01/2002OpenSchedule Reflects Monitoring Reduction Granted
EP-A EP FOR ROCK CREEKANITRATE1  Yearly01/01/2002Open
EP-A EP FOR ROCK CREEKANITRITE1  9 Years01/01/2002OpenSchedule Reflects Monitoring Reduction Granted
EP-A EP FOR ROCK CREEKARAD - GROSS ALPHA1  9 Years01/01/2008Open
EP-A EP FOR ROCK CREEKARAD - RADIUM 226/2281  9 Years01/01/2008Open
EP-A EP FOR ROCK CREEKARAD - URANIUM1  9 Years01/01/2008Open
EP-A EP FOR ROCK CREEKASOC1  3 Years01/01/2002Open
EP-A EP FOR ROCK CREEKAVOLATILE ORGANICS1  Yearly01/01/2002Open
WTP-A TP FOR ROCK CREEKATOTAL ORGANIC CARBON1  Quarterly01/01/2015Open
Expired Schedules
CH-ACOMMON HEADER FOR WTP-AATOC & ALKALINITY1  Monthly04/01/201210/31/2014
CH-ACOMMON HEADER FOR WTP-AATOC & ALKALINITY1  Quarterly01/01/201509/30/2022
CH-ACOMMON HEADER FOR WTP-AATOTAL ORGANIC CARBON1  Monthly01/01/200403/31/2012Raw Water TOC Only Required for Reduction in DBP Monitoring
DIST-ADistribution SystemADBP2 HAA5 ONLY1  Quarterly10/01/201309/30/2014Sample in Dec, Mar, June, and Sept at DBP MAX 02-KNOTT ST
DIST-ADistribution SystemADBP2 TTHM ONLY1  Quarterly10/01/201309/30/2014Sample in Dec, Mar, June, and Sept at DBP MAX 01-NEHALEM HWY
DIST-ADistribution SystemAHAA5 & TTHM1  Quarterly01/01/200409/30/2013Schedule Reflects 1 RT Sample Per QT Per WTP
DIST-ADistribution SystemALEAD & COPPER20  6 Months01/01/200312/31/2003
DIST-ADistribution SystemALEAD & COPPER20  6 Months01/01/200812/31/2008
DIST-ADistribution SystemALEAD & COPPER10  Yearly01/01/200212/31/2002Sample Between June 1st and Sept 30th
DIST-ADistribution SystemALEAD & COPPER10  Yearly01/01/200412/31/2007Sample Between June 1st and Sept 30th
DIST-ADistribution SystemALEAD & COPPER10  Yearly01/01/200912/31/2013Sample between June 1st and Sept 30th
EP-AEP FOR ROCK CREEKAARSENIC1  Yearly01/01/200212/31/2010
WTP-ATP FOR ROCK CREEKATOC & ALKALINITY1  Monthly11/01/201310/31/2014

More information for this water system: SDWIS ID 3998
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