OHA Drinking Water Services
OR41
PWS ID: 00576 ---- NORTH PLAINS WATER DEPARTMENT

See also: Coliform Schedules

Chemical Sampling Schedule Status
Facility
ID		 Analyte or Group   Sampling
Interval		 Monitoring Period Days
Until
End		 Samples
Required		 Samples
Received		 Last
Sample
Date
Start End
DIST-A  DISTRIBUTION SYSTEM DBP2 HAA5 ONLY notesYearly 01/01/2026 - 12/31/2026 363 1 incomplete03/11/2025
 Seasonal sampling period:  03/01  thru  03/31
DIST-A  DISTRIBUTION SYSTEM DBP2 TTHM ONLY notesYearly 01/01/2026 - 12/31/2026 363 1 incomplete12/06/2024
 Seasonal sampling period:  12/01  thru  12/31
DIST-A  DISTRIBUTION SYSTEM LEAD & COPPER notes3 Years01/01/2027 - 12/31/2027   20 07/24/2024
 Seasonal sampling period:  06/01  thru  09/30

7  secs
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Expired Schedules
Facility
ID		 Analyte or Group    Sampling
Interval		 Start End Samples
Required		    Notes
DIST-A  DISTRIBUTION SYSTEMDBP2 HAA5 ONLY  Quarterly04/01/201212/31/20121Sample in March, June, Sept & Dec. - Sample at 31360 NW Pacific St.
DIST-A  DISTRIBUTION SYSTEMDBP2 TTHM ONLY  Quarterly04/01/201212/31/20121Sample in March, June, Sept & Dec. - Sample at 10680 NW 289th Pl.
DIST-A  DISTRIBUTION SYSTEMHAA5 & TTHM  Quarterly10/01/200503/31/20121
DIST-A  DISTRIBUTION SYSTEMHAA5 & TTHM  Yearly01/01/200412/31/20041Sample Between June 1st and Sept 30th Each Year
DIST-A  DISTRIBUTION SYSTEMLEAD & COPPER  3 Years01/01/200209/30/202410Sample Between June 1st and Sept 30th
EP-A  EP FOR WELL #3ARSENIC  3 Years01/01/200206/08/20051
EP-A  EP FOR WELL #3IOC  9 Years01/01/200206/08/20051Schedule Reflects Monitoring Reduction Granted
EP-A  EP FOR WELL #3NITRATE  Yearly01/01/200206/08/20051
EP-A  EP FOR WELL #3NITRITE  9 Years01/01/200206/08/20051Schedule Reflects Monitoring Reduction Granted
EP-A  EP FOR WELL #3SOC  3 Years01/01/200206/08/20051
EP-A  EP FOR WELL #3VOLATILE ORGANICS  3 Years01/01/200206/08/20051

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More information for this water system: SDWIS ID 3371
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