Overview
SAINT VRAIN CREEK AT LYONS, CO (SVCLYOCO)
Stream
Abbreviation SVCLYOCO
WDID 0503207
Well Permit
USGS Station ID 06724000
Cooperator ID
Drainage Area 216
Contributing Area
Gage Datum
Division 1
Water District 5
County BOULDER
State CO
Water Source SAINT VRAIN CREEK [00205012] @ Stream Mile: 31.81
Hydrologic Unit Code 10190005
UTM X 477878.0
UTM Y 4451990.0
Latitude 40.218043
Longitude -105.260001
Location Accuracy User supplied

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Observations - Original Measured Values
Full Record: 04/15/1985 to 05/30/2026
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Stage/Discharge Measurements
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Analysis - Best Available Data
Record Type:
Full Record: 1895 to 2026
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 Water Year
 Irrigation Year
 Calendar Year
Full Record: 10/01/1895 to 05/29/2026
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Full Record: 1991 to 2023
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Parameter
DISCHARGE

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Last Published
Water Year 2023
Peak Discharge
4205 CFS on 5/29/1995 6:00:00 PM
Published Date
10/30/2024 6:16:03 PM
Peak Stage
7.85 FT on 5/29/1995 6:00:00 PM












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Full Record: 10/09/2000 to 05/29/2026
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GAGE.00.01.02.03.04.05.06.07.08.09DIFF

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The graph shows both the base rating and the current shift adjusted rating.
Date/TimeComment
06/02/2006 12:59Removed AIRTEMP sensor due to DCP problems
06/08/2006 10:04Added AIRTEMP sensor
12/05/2008 10:01Set web message to "Ice"
12/10/2008 08:24Turned off web message
12/10/2008 22:12Set web message to "Ice"
12/14/2008 12:09Set web message to "wtr op"
03/05/2009 12:22Changed rating table used by DISCHRG to SVCLYOCO25
03/16/2009 14:56Turned off web message
05/26/2009 23:06Set web message to "na"
05/27/2009 22:28Turned off web message
05/29/2009 10:40Updated the self-timed "Temperature Sensor" (TEMP1) sensor
05/29/2009 10:40Updated the self-timed "Stream Gage Float" (GH1) sensor
05/29/2009 10:40Updated ILEX decoding system
05/29/2009 11:36Updated the self-timed "Temperature Sensor" (TEMP1) sensor
05/29/2009 11:36Updated ILEX decoding system
12/03/2009 21:44Set web message to "Ice"
12/07/2009 11:06Set web message to "wtr op"
03/04/2010 18:04Turned off web message
06/11/2010 15:48Changed shift curve used by DISCHRG to SVCLYOCOVS10-1
06/23/2010 22:57Changed shift curve used by DISCHRG to "None"
01/03/2011 16:59Set web message to "wtr op"
03/22/2011 09:52Turned off web message
04/28/2011 07:24Changed rating table used by DISCHRG to SVCLYOCO26
12/13/2011 10:44Set web message to "wtr op"
01/27/2012 15:25Turned off web message
02/06/2012 08:50Set web message to "Ice"
03/16/2012 18:45Turned off web message
03/22/2012 13:01Added a self-timed "Precipitation Gage" (PC1) sensor
03/22/2012 13:02Updated ILEX decoding system
03/22/2012 13:03Added "PRECIP" to Telemetry Results
04/16/2012 08:14Updated the random "Stream Gage Float" (GH1) sensor
04/16/2012 08:14Updated ILEX decoding system
12/20/2012 10:04Set web message to "Ice"
01/08/2013 08:07Set web message to "wtr op"
03/12/2013 00:48Turned off web message
09/13/2013 13:58Set web message to "na"
09/24/2013 14:30Set web message to "Rat"
09/24/2013 14:31Changed rating table used by DISCHRG to "None"
11/12/2013 11:41Turned off web message
11/12/2013 11:41Changed rating table used by DISCHRG to SVCLYOCO27
12/08/2013 10:59Set web message to "Ice"
03/14/2014 00:22Turned off web message
05/24/2014 11:11Set web message to "Rat"
05/24/2014 16:19Changed rating table used by DISCHRG to SVCLYOCO27_EXT
05/24/2014 16:19Turned off web message
05/24/2014 16:19Changed rating table used by DISCHRG to SVCLYOCO27_EXT
05/27/2014 18:11Changed rating table used by DISCHRG to SVCLYOCO28
12/10/2014 12:07Set web message to "na"
12/15/2014 23:31Turned off web message
01/04/2015 18:17Set web message to "wtr op"
03/13/2015 10:48Turned off web message
05/15/2015 09:01Changed shift curve used by DISCHRG to SVCLYOCOVST15-A
05/28/2015 06:13Changed shift curve used by DISCHRG to SVCLYOCOVST15-B
06/30/2015 23:02Changed shift curve used by DISCHRG to "None"
07/10/2015 23:32Changed shift curve used by DISCHRG to SVCLYOCOVST15-C
07/17/2015 18:57Changed shift curve used by DISCHRG to SVCLYOCOVST15-D
07/31/2015 23:31Changed shift curve used by DISCHRG to SVCLYOCOVST15-E
08/13/2015 17:20Changed shift curve used by DISCHRG to SVCLYOCOVST15-F
08/31/2015 22:49Changed shift curve used by DISCHRG to SVCLYOCOVST15-G
09/28/2015 22:29Changed shift curve used by DISCHRG to "None"
04/13/2016 23:36Changed shift curve used by DISCHRG to SVCLYOCOVST16-A
04/27/2016 18:36Changed shift curve used by DISCHRG to SVCLYOCOVST16-B
07/09/2016 09:27Changed shift curve used by DISCHRG to SVCLYOCOVST16-C
07/29/2016 15:34Changed shift curve used by DISCHRG to "None"
06/26/2017 20:39Changed shift curve used by DISCHRG to SVCLYOCOVST17-A
07/12/2017 16:24Changed shift curve used by DISCHRG to SVCLYOCOVST17-B
10/11/2017 19:49Changed shift curve used by DISCHRG to "None"
11/10/2017 09:11Set web message to "na"
11/10/2017 11:03Changed rating table used by DISCHRG to SVCLYOCO29
11/10/2017 11:05Turned off web message
12/28/2017 07:44Set web message to "Ice"
01/29/2018 12:56Turned off web message
01/29/2018 12:56Turned off web message
04/24/2018 14:32Changed NESDIS id from "5158E684" to "5158E684" in system
08/05/2020 16:59Added a self-timed "Other" (PCTYPE) sensor
08/05/2020 17:00Added "PRECIP_T" (PCTYPE) to Telemetry Results
02/09/2021 09:35Updated "DISCHRG" (GH1) in Telemetry Results
02/09/2021 11:39Added a self-timed "Temperature Sensor" (TEMP2) sensor
02/09/2021 11:40Added "WATTEMP" (TEMP2) to Telemetry Results
07/24/2023 13:08Removed "WATTEMP" from Telemetry Results
12/08/2023 13:40Updated the self-timed "Stream Gage SE" (GH1) sensor
12/27/2023 15:53Updated "DISCHRG" (GH1) in Telemetry Results
01/22/2024 22:16Removed the self-timed "Water Temp" (TEMP2) sensor
01/22/2024 22:16Remove Result by Function "TEMP2" in Telemetry Results
01/30/2025 13:41Updated the self-timed "Air Temp" (TEMP1) sensor
01/30/2025 13:41Turned on syncing time series data from sensor 9 to Aquarius
01/30/2025 13:42Updated the self-timed "Precipitation Gage" (PC1) sensor
01/30/2025 13:42Turned on syncing time series data from sensor 1745 to Aquarius