OHA Drinking Water Services
OR41
PWS ID: 00665 ---- TUALATIN VALLEY WATER DISTRICT
Coliform fact sheet

Archived Coliform Test Results (Pre-2002)
Sample DateType # Samples Repeat of Total Pos. (1=Yes) Fecal Pos. (1=Yes) Sample Site Received on
Dec 26, 2001R3100 Jan 07, 2002
Dec 19, 2001R2200 Dec 27, 2001
Dec 18, 2001R900 Dec 27, 2001
Dec 11, 2001R1700 Dec 17, 2001
Dec 10, 2001R1400 Dec 17, 2001
Dec 06, 2001R700 Dec 17, 2001
Dec 05, 2001R600 Dec 17, 2001
Dec 04, 2001R1800 Dec 17, 2001
Nov 26, 2001R3100 Dec 03, 2001
Nov 14, 2001R1300 Nov 23, 2001
Nov 13, 2001R1800 Nov 23, 2001
Nov 06, 2001R1500 Nov 19, 2001
Nov 05, 2001R1600 Nov 19, 2001
Nov 01, 2001R3100 Nov 13, 2001
Oct 29, 2001R3100 Nov 05, 2001
Oct 16, 2001R1400 Oct 22, 2001
Oct 15, 2001R1700 Oct 22, 2001
Oct 10, 2001R800 Oct 22, 2001
Oct 09, 2001R2300 Oct 22, 2001
Oct 02, 2001R1100 Oct 10, 2001
Oct 01, 2001R2000 Oct 10, 2001
Sep 25, 2001R700 Oct 09, 2001
Sep 24, 2001R2400 Oct 09, 2001
Sep 18, 2001R2200 Sep 24, 2001
Sep 17, 2001R900 Sep 24, 2001
Sep 12, 2001R3100 Sep 24, 2001
Sep 05, 2001R700 Sep 11, 2001
Sep 04, 2001R2400 Sep 11, 2001
Aug 28, 2001R800 Sep 10, 2001
Aug 27, 2001R2300 Sep 10, 2001
Aug 21, 2001R1700 Aug 27, 2001
Aug 20, 2001R1400 Aug 27, 2001
Aug 14, 2001R600 Aug 20, 2001
Aug 13, 2001R2500 Aug 20, 2001
Aug 06, 2001R3100 Aug 13, 2001
Jul 31, 2001R500 Aug 06, 2001
Jul 26, 2001R300 Aug 06, 2001
Jul 24, 2001R2300 Aug 06, 2001
Jul 18, 2001R800 Jul 24, 2001
Jul 17, 2001R2300 Jul 24, 2001
Jul 12, 2001R1100 Jul 23, 2001
Jul 10, 2001R2000 Jul 23, 2001
Jul 05, 2001R1700 Jul 13, 2001
Jul 03, 2001R1400 Jul 13, 2001
Jun 25, 2001R3100 Jul 10, 2001
Jun 19, 2001R3100 Jul 03, 2001
Jun 12, 2001R800 Jun 18, 2001
Jun 11, 2001R2200 Jun 18, 2001
Jun 06, 2001R900 Jun 18, 2001
Jun 05, 2001R2200 Jun 18, 2001
May 30, 2001R800 Jun 11, 2001
May 29, 2001R2300 Jun 11, 2001
May 22, 2001R1600 May 30, 2001
May 21, 2001R1500 May 30, 2001
May 15, 2001R800 May 21, 2001
May 14, 2001R2300 May 21, 2001
May 09, 2001R400 May 21, 2001
May 07, 2001R2700 May 21, 2001
Apr 26, 2001R500 May 02, 2001
Apr 23, 2001R2600 May 02, 2001
Apr 16, 2001R3100 Apr 25, 2001
Apr 10, 2001R800 Jan 07, 2002
Apr 09, 2001R2300 Jan 07, 2002
Apr 03, 2001R600 Apr 10, 2001
Apr 02, 2001R2500 Apr 10, 2001
Mar 27, 2001R500 Apr 04, 2001
Mar 26, 2001R200 Apr 04, 2001
Mar 26, 2001R2400 Apr 04, 2001
Mar 20, 2001R1000 Mar 30, 2001
Mar 19, 2001R2100 Mar 30, 2001
Mar 13, 2001R800 Mar 21, 2001
Mar 12, 2001R2300 Mar 21, 2001
Mar 05, 2001R3100 Mar 13, 2001
Feb 27, 2001R1400 Mar 06, 2001
Feb 26, 2001R1700 Mar 06, 2001
Feb 21, 2001R3100 Mar 02, 2001
Feb 14, 2001R1100 Feb 28, 2001
Feb 13, 2001R2000 Feb 28, 2001
Feb 08, 2001R500 Feb 21, 2001
Feb 07, 2001P102/05/200100#20Feb 21, 2001
Feb 07, 2001P102/05/200100590 SW 227TH AVEFeb 21, 2001
Feb 07, 2001P102/05/20010022600 SW QUATAMAFeb 21, 2001
Feb 07, 2001R1900 Feb 21, 2001
Feb 05, 2001R600 Feb 21, 2001
Feb 05, 2001R110#20Feb 21, 2001
Jan 30, 2001R900 Feb 06, 2001
Jan 29, 2001R1300 Feb 06, 2001
Jan 24, 2001R900 Feb 06, 2001
Jan 22, 2001R1100 Jan 31, 2001
Jan 17, 2001R400 Jan 31, 2001
Jan 16, 2001R1600 Jan 31, 2001
Jan 10, 2001R700 Jan 19, 2001
Jan 08, 2001R2400 Jan 19, 2001
Jan 03, 2001R1200 Jan 10, 2001
Jan 02, 2001R1900 Jan 10, 2001
Dec 27, 2000R500 Jan 04, 2001
Dec 26, 2000R2600 Jan 04, 2001
Dec 18, 2000R3100 Dec 28, 2000
Dec 12, 2000R500 Dec 22, 2000
Dec 11, 2000R2600 Dec 22, 2000
Dec 05, 2000R1500 Dec 13, 2000
Dec 04, 2000R1600 Dec 13, 2000
Nov 28, 2000R1900 Dec 06, 2000
Nov 27, 2000R1200 Dec 06, 2000
Nov 20, 2000R3100 Dec 04, 2000
Nov 15, 2000R3100 Nov 28, 2000
Nov 06, 2000R3100 Nov 16, 2000
Oct 30, 2000R3100 Nov 14, 2000
Oct 24, 2000R1100 Nov 03, 2000
Oct 23, 2000R2000 Nov 03, 2000
Oct 17, 2000R1300 Oct 25, 2000
Oct 16, 2000R1800 Oct 25, 2000
Oct 11, 2000R500 Oct 18, 2000
Oct 10, 2000R1000 Oct 18, 2000
Oct 09, 2000R1600 Oct 18, 2000
Sep 26, 2000R1600 Oct 10, 2000
Sep 25, 2000R1500 Oct 10, 2000
Sep 19, 2000R3100 Sep 27, 2000
Sep 14, 2000P109/12/2000006660SW GRIFFINSTSep 25, 2000
Sep 14, 2000P109/12/20000033Sep 25, 2000
Sep 14, 2000P109/12/2000006636 SW GRIGGINSTSep 25, 2000
Sep 12, 2000R100 Sep 25, 2000
Sep 12, 2000R11033Sep 25, 2000
Sep 12, 2000R600 Sep 25, 2000
Sep 11, 2000R2300 Sep 25, 2000
Sep 07, 2000R1200 Sep 13, 2000
Sep 06, 2000R1100 Sep 13, 2000
Sep 05, 2000R800 Sep 13, 2000
Aug 31, 2000R500 Sep 07, 2000
Aug 30, 2000R1400 Sep 07, 2000
Aug 29, 2000R1200 Sep 07, 2000
Aug 23, 2000R1500 Aug 31, 2000
Aug 21, 2000R1600 Aug 31, 2000
Aug 16, 2000R1600 Aug 23, 2000
Aug 14, 2000R1500 Aug 23, 2000
Aug 09, 2000R400 Aug 21, 2000
Aug 08, 2000R2000 Aug 21, 2000
Aug 07, 2000R700 Aug 21, 2000
Jul 31, 2000R3100 Aug 09, 2000
Jul 26, 2000R800 Aug 04, 2000
Jul 25, 2000R2300 Aug 04, 2000
Jul 19, 2000R1000 Jul 28, 2000
Jul 18, 2000R2100 Jul 28, 2000
Jul 11, 2000R700 Jul 20, 2000
Jul 10, 2000R100 Jul 20, 2000
Jul 10, 2000R800 Jul 20, 2000
Jul 06, 2000R1500 Jul 20, 2000
Jun 27, 2000R900 Jul 10, 2000
Jun 26, 2000R2200 Jul 10, 2000
Jun 23, 2000R3100 Jun 28, 2000
Jun 19, 2000R1300 Jun 28, 2000
Jun 12, 2000R1800 Jun 28, 2000
Jun 08, 2000R400 Jun 20, 2000
Jun 07, 2000R800 Jun 20, 2000
Jun 06, 2000R1900 Jun 20, 2000
May 30, 2000R3100 Jun 09, 2000
May 22, 2000R3100 Jun 01, 2000
May 15, 2000R3100 May 25, 2000
May 10, 2000R1100 May 25, 2000
May 02, 2000R500 May 25, 2000
May 01, 2000R1500 May 25, 2000
Apr 27, 2000R1300 May 02, 2000
Apr 24, 2000R1800 May 02, 2000
Apr 19, 2000R900 May 03, 2000
Apr 18, 2000R1900 May 03, 2000
Apr 17, 2000R300 May 03, 2000
Apr 10, 2000R3100 Apr 18, 2000
Apr 05, 2000R400 Apr 12, 2000
Apr 04, 2000R800 Apr 12, 2000
Apr 03, 2000R1900 Apr 12, 2000
Mar 27, 2000R3100 Apr 06, 2000
Mar 21, 2000R3100 Apr 03, 2000
Mar 15, 2000R1100 Mar 30, 2000
Mar 14, 2000R500 Mar 30, 2000
Mar 14, 2000R500 Mar 29, 2000
Mar 13, 2000R1500 Mar 30, 2000
Mar 13, 2000R1500 Mar 29, 2000
Mar 06, 2000R3100 Mar 20, 2000
Feb 29, 2000R500 Mar 08, 2000
Feb 28, 2000R2600 Mar 08, 2000
Feb 22, 2000R3100 Mar 01, 2000
Feb 14, 2000R3100 Feb 25, 2000
Feb 08, 2000R1700 Feb 18, 2000
Feb 07, 2000R1400 Feb 18, 2000
Jan 26, 2000R500 Feb 09, 2000
Jan 25, 2000R2600 Feb 09, 2000
Jan 19, 2000R1000 Jan 27, 2000
Jan 18, 2000R2100 Jan 27, 2000
Jan 13, 2000R1400 Jan 24, 2000
Jan 12, 2000R700 Jan 24, 2000
Jan 11, 2000R1000 Jan 24, 2000
Jan 04, 2000R2200 Jan 19, 2000
Jan 03, 2000R900 Jan 19, 2000
Dec 28, 1999R1000 Jan 10, 2000
Dec 27, 1999R2100 Jan 10, 2000
Dec 21, 1999R500 Jan 10, 2000
Dec 20, 1999R2600 Jan 10, 2000
Dec 16, 1999R1500 Dec 23, 1999
Dec 15, 1999R1200 Dec 23, 1999
Dec 13, 1999R400 Dec 23, 1999
Dec 07, 1999R700 Dec 17, 1999
Dec 06, 1999R2400 Dec 17, 1999
Nov 22, 1999R3100 Dec 02, 1999
Nov 17, 1999R600 Dec 02, 1999
Nov 16, 1999R1900 Dec 02, 1999
Nov 15, 1999R600 Dec 02, 1999
Nov 09, 1999R2000 Nov 18, 1999
Nov 08, 1999R1100 Nov 18, 1999
Nov 04, 1999R1300 Nov 10, 1999
Nov 02, 1999R1700 Nov 10, 1999
Oct 26, 1999R1500 Nov 05, 1999
Oct 25, 1999R1600 Nov 05, 1999
Oct 18, 1999R3100 Nov 01, 1999
Oct 11, 1999R3100 Oct 21, 1999
Oct 05, 1999R1400 Oct 13, 1999
Oct 04, 1999R1700 Oct 13, 1999
Sep 28, 1999R1100 Oct 07, 1999
Sep 27, 1999R2000 Oct 07, 1999
Sep 21, 1999R1000 Sep 29, 1999
Sep 20, 1999R2100 Sep 29, 1999
Sep 14, 1999R100 Sep 22, 1999
Sep 13, 1999R3000 Sep 22, 1999
Sep 07, 1999R3100 Sep 16, 1999
Aug 24, 1999R1600 Sep 08, 1999
Aug 23, 1999R1500 Sep 08, 1999
Aug 16, 1999R3100 Aug 27, 1999
Aug 10, 1999R3100 Aug 18, 1999
Aug 04, 1999R700 Aug 12, 1999
Aug 02, 1999R2400 Aug 12, 1999
Jul 27, 1999R800 Aug 04, 1999
Jul 26, 1999R2300 Aug 04, 1999
Jul 19, 1999R3100 Jul 28, 1999
Jul 13, 1999R800 Jul 21, 1999
Jul 12, 1999R2300 Jul 21, 1999
Jul 06, 1999R3100 Jul 14, 1999
Jun 28, 1999R3100 Jul 09, 1999
Jun 22, 1999R3100 Jun 30, 1999
Jun 09, 1999R800 Jun 25, 1999
Jun 07, 1999R2300 Jun 25, 1999
Jun 01, 1999R3100 Jun 09, 1999
May 24, 1999R3100 Jun 04, 1999
May 19, 1999R200 Jun 04, 1999
May 18, 1999R1200 Jun 04, 1999
May 17, 1999R1700 Jun 04, 1999
May 10, 1999R3100 May 20, 1999
May 03, 1999R3100 May 12, 1999
Apr 26, 1999R3100 May 05, 1999
Apr 20, 1999R500 Apr 28, 1999
Apr 19, 1999R2600 Apr 28, 1999
Apr 12, 1999R3100 Apr 21, 1999
Apr 05, 1999R3100 Apr 21, 1999
Mar 29, 1999R1500 Apr 05, 1999
Mar 22, 1999R1500 Apr 05, 1999
Mar 15, 1999R3000 Mar 24, 1999
Mar 08, 1999R3000 Mar 17, 1999
Mar 03, 1999R800 Mar 11, 1999
Mar 02, 1999R2200 Mar 11, 1999
Feb 22, 1999R3000 Mar 04, 1999
Feb 16, 1999R3000 Feb 25, 1999
Feb 09, 1999R600 Feb 22, 1999
Feb 08, 1999R2400 Feb 22, 1999
Feb 01, 1999R3000 Feb 10, 1999
Jan 27, 1999R3000 Feb 03, 1999
Jan 20, 1999R800 Feb 01, 1999
Jan 19, 1999R2200 Feb 01, 1999
Jan 11, 1999R3000 Jan 25, 1999
Jan 05, 1999R400 Jan 14, 1999
Jan 04, 1999R2600 Jan 14, 1999



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