OHA Drinking Water Services
OR41
PWS ID: 00702 ---- RHODODENDRON WTR ASSOC

See also: Coliform Schedules  ::  LT2 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
CH-A  COMMON HEADER FOR WTP-ATOTAL ORGANIC CARBONnotesQuarterly01/01/2025 - 03/31/2025 61 1 incomplete 12/03/2024
DIST-A  Distribution System LEAD & COPPER notesYearly 01/01/2025 - 12/31/2025 336 10 incomplete09/27/2024
 Seasonal sampling period:  06/01  thru  09/30
DIST-A  Distribution System STAGE 2 DBP notesYearly 01/01/2025 - 12/31/2025 336 1 incomplete05/06/2024
 Seasonal sampling period:  05/01  thru  05/31
EP-A  EP FOR HENRY CREEK ARSENIC notes9 Years01/01/2017 - 12/31/2025 336 1 done 09/24/2019
EP-A  EP FOR HENRY CREEK IOC notes9 Years 01/01/2020 - 12/31/2028 1,432 1 incomplete09/24/2019
EP-A  EP FOR HENRY CREEK NITRATE  Yearly 01/01/2025 - 12/31/2025 336 1 incomplete09/17/2024
EP-A  EP FOR HENRY CREEK NITRITE notes9 Years 01/01/2020 - 12/31/2028 1,432 1 incomplete09/24/2019
EP-A  EP FOR HENRY CREEK RAD - GROSS ALPHA  9 Years 01/01/2017 - 12/31/2025 336 1 incomplete09/12/2016
EP-A  EP FOR HENRY CREEK RAD - RADIUM 226/228notes9 Years 01/01/2017 - 12/31/2025 336 1 incomplete11/14/2016
EP-A  EP FOR HENRY CREEK RAD - URANIUM notes9 Years 01/01/2017 - 12/31/2025 336 1 incomplete11/14/2016
EP-A  EP FOR HENRY CREEK SOC notes3 Years 01/01/2023 - 12/31/2025 336 1 incomplete10/18/2022
EP-A  EP FOR HENRY CREEK VOLATILE ORGANICS  Yearly 01/01/2025 - 12/31/2025 336 1 incomplete09/17/2024

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Expired Schedules
Facility
ID		 Analyte or Group    Sampling
Interval		 Start End Samples
Required		    Notes
CH-A  COMMON HEADER FOR WTP-ATOTAL ORGANIC CARBON  Monthly01/01/200412/31/20041Raw Water TOC Only Required for Reduction in DBP Monitoring
DIST-A  Distribution SystemHAA5 & TTHM  Quarterly01/01/200412/31/20041Schedule Reflects 1 RT Sample Per QT Per WTP
DIST-A  Distribution SystemHAA5 & TTHM  Yearly01/01/200509/30/20131Sample between June 1 and Sept. 30.
DIST-A  Distribution SystemLEAD & COPPER  3 Years01/01/200509/30/201610Sample Between June 1st and Sept 30th
DIST-A  Distribution SystemLEAD & COPPER  6 Months01/01/201912/31/201920
DIST-A  Distribution SystemLEAD & COPPER  Yearly01/01/200212/31/200210Sample Between June 1st and Sept 30th
DIST-A  Distribution SystemSTAGE 2 DBP  Quarterly10/01/201312/31/20151Sample During Peak Historical Month and Every 90 days Before/After
EP-A  EP FOR HENRY CREEKARSENIC  Yearly01/01/200212/31/20071
EP-A  EP FOR HENRY CREEKRAD - RADIUM 226/228  Quarterly01/01/200712/31/20071
EP-A  EP FOR HENRY CREEKRAD - URANIUM  Quarterly01/01/200712/31/20071

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