OHA Drinking Water Services
PWS ID: 00600 ---- CHR DISTRICT IMPROVEMENT CO
Excel Spreadsheet

MCL = 10 mg/L; MCL exceedances are indicated with red text.
ND = Not detected at the minimum reporting level.
Nitrate Samples
Sample ID Sample
Date		 Date
Received		 Analyte Name Source Name Source
ID		 Result
(mg/L)		 Comments
2209855-001-I 09/21/2022 09/22/2022 NITRATE EP FOR CROWLEY CREEK EP-A0.427
2108B37001-I 08/25/2021 08/27/2021 NITRATE EP FOR CROWLEY CREEK EP-A0.489
2009683001-I 09/16/2020 09/17/2020 NITRATE EP FOR CROWLEY CREEK EP-A0.435
1909473001-I 09/11/2019 09/13/2019 NITRATE EP FOR CROWLEY CREEK EP-A0.89
180103880001-I 11/14/2018 11/23/2018 NITRATE EP FOR CROWLEY CREEK EP-A0.797
71116141-I 11/15/2017 12/01/2017 NITRATE EP FOR CROWLEY CREEK EP-A1.13
61117191-I 11/16/2016 12/13/2016 NITRATE EP FOR CROWLEY CREEK EP-A1.43
50916351-I 09/16/2015 09/24/2015 NITRATE EP FOR CROWLEY CREEK EP-A0.561
40814071-I 08/13/2014 08/25/2014 NITRATE EP FOR CROWLEY CREEK EP-A0.581
31219171-I 12/18/2013 12/26/2013 NITRATE EP FOR CROWLEY CREEK EP-A0.873
20920071-I 09/19/2012 10/03/2012 NITRATE EP FOR CROWLEY CREEK EP-A0.609
66883-I 08/04/2010 08/10/2010 NITRATE EP FOR CROWLEY CREEK EP-AND
45863-I 03/04/2009 03/18/2009 NITRATE EP FOR CROWLEY CREEK EP-A1.1
42844-I 12/10/2008 12/17/2008 NITRATE EP FOR CROWLEY CREEK EP-A1.1
20071220008 12/20/2007 12/24/2007 NITRATE EP FOR CROWLEY CREEK EP-A1.3
20060913-011 09/13/2006 09/22/2006 NITRATE EP FOR CROWLEY CREEK EP-A0.8
20051011-024 10/11/2005 10/27/2005 NITRATE EP FOR CROWLEY CREEK EP-A1.1
20040901-017 09/01/2004 10/01/2004 NITRATE EP FOR CROWLEY CREEK EP-A0.8
20031031-030 10/30/2003 11/13/2003 NITRATE EP FOR CROWLEY CREEK EP-A0.8
20021007-013 10/07/2002 10/14/2002 NITRATE EP FOR CROWLEY CREEK EP-A0.8
 

Archived Nitrate Samples
Sample ID Sample
Date		 Date
Received		 Analyte Name Source Name Source
ID		 Result
0011101022 11/01/2001 11/26/2001 Nitrate CROWLEY CREEK AAND
0000906045 09/06/2000 09/29/2000 Nitrate CROWLEY CREEK AA0.9
991104026 11/04/1999 11/15/1999 Nitrate CROWLEY CREEK AA0.8
981019-011 10/19/1998 11/25/1998 Nitrate CROWLEY CREEK AA1
971016-014 10/16/1997 10/31/1997 Nitrate CROWLEY CREEK AA1.2
961008-024 10/08/1996 11/22/1996 Nitrate EP FOR CROWLEY CREEK A0.9
951011-042 10/11/1995 10/25/1995 Nitrate CROWLEY CREEK AA2.3
950110-007 01/10/1995 01/25/1995 Nitrate CROWLEY CREEK AA1.4
-1958668 11/05/1992 12/30/1992 Nitrate CROWLEY CREEK A1.7
-1958669 09/19/1991 11/07/1991 Nitrate CROWLEY CREEK A2.1
-1958670 09/11/1990 10/10/1990 Nitrate CROWLEY CREEK A1.4
-1958671 09/27/1989 10/26/1989 Nitrate CROWLEY CREEK A2.76
-1958672 12/14/1986 01/07/1987 Nitrate CROWLEY CREEK A0.55
-1958673 12/14/1986 12/14/1986 Nitrate CROWLEY CREEK A0.55
-1958674 09/26/1983 09/05/1987 Nitrate CROWLEY CREEK A0.4
 



For further information on this public water system, click on the area of interest below:
System Info :: Report for Lenders :: Alerts :: Violations :: Compliance & Enforcement :: Contacts & Advisories :: Site Visits :: Public Notice
Coliform Summary :: Coliform Results :: Sampling Schedule for Coliform :: Groundwater/GWUDI Source Details :: Plan Review :: Annual Fee
Chemical Group Summary :: Latest Chemical Results :: Entry Point Detects :: Single Analyte Results 
Chemical Schedule Summary :: Chemical Schedule Details
Lead & Copper :: Corrosion Control (LCR) :: Nitrate :: Arsenic :: Radionuclides :: GWR 4-Log :: LT2 :: Cyanotoxins :: PFAS
DBPs :: TOC & Alkalinity :: DBP Sample Sites :: FANLs :: MRDL :: Turbidity :: SWTR :: RAA :: LRAA For SDWIS: 4250
Information by county:
Inventory :: Surface Water Systems :: Water System Surveys :: Outstanding Performers :: Plan Reviews :: System Scores :: Exceedances
Alerts :: Violations :: Compliance & Enforcement :: Significant Deficiencies :: Cross Connection ASRs :: Treatment Plant Inspections :: Fluoride
Water Advisories :: Contact Reports :: Cyanotoxins :: PFAS :: Post-wildfire VOCs :: Public Notices
Inventory List for all Oregon Drinking Water Systems in Excel or printable screen format
Lab Help: Tools for Laboratories :: Staff/Partner Login
Introduction :: Data Search Options :: Water System Search :: DWS Home