DAMVIEW Dam Safety Database Information ViewerVersion: 2018.10.11.00 Rundate: 05/17/2022 11:17 AM
WARNING: Dam Safety makes NO claims as to the accuracy of this data.
Basic Information: Dam Number: UT00238 Dam Name: PANGUITCH LAKE Dam Type Category: Inspected Dams greater than 20 Acft Hazard Rating: HIGH Owner: WEST PANGUITCH IRRIGATION & RESERVOIR Agent: Allen Henrie Address: P.O. BOX 645 PANGUITCH, UT 84759 Telephone: (435) 676-2288 Year Completed: 1872
Dam Incident (NPDP) History: 2011 July 2011 -Gate Failure
Dam Modification History: 1942
Inspection Information: Inspection Agency: Utah Division of Water Rights Inspection Date/Time: Jun 15 2022 3:00PM
Last Inspection Date/Time: Jun 8 2021 3:00PM Outlet Inspection Date: 2020 Inspection
Meeting Location: Meet at the dam Inspector: Matt Call
Notice Letter Date: Inspection Letter Date:
Contacts and Agencies: Todd Touchard US Forest Service Intermountain Region Engineering 324 25th Street Ogden, UT 84401 Phone: (385) 358-2473 Email: todd.touchard@usda.gov
Russell Christensen, Upper Sevier River Commissioner 2762 South 900 West Richfield, UT 84701 Phone: (435) 979-2087 Email: rcfarm83@gmail.com
Director Garfield County Emergency Services P.O. Box 370 Panguitch, UT 84759 Phone: (435) 676-1126 Email: denisedastrup@gmail.com, sheriffperkins@color-country.net
Steven O`Neill, Forest Engineer Dixie National Forest 1789 North Wedgewood lane Cedar City, UT 84720-7769 Phone: (435) 865-3700 Email: steven.oneil@usda.gov: jake.dodds@usda.gov
Bronson Smart, P.E., State Conservation Engineer NRCS 125 S State St Rm 4406 Salt Lake City, UT 84138 Phone: (801) 524-4559 Email: bronson.smart@ut.usda.gov
Location Information Easting UTM: 356578.519233 Meters, Zone 12, NAD83 Northing UTM: 4176547.90247 Meters, Zone 12, NAD83 PLS Location: NESW Section 34, 35S 7W, SL County: Garfield WR Area: 61 Regional Office: Richfield Tributary Stream: PANGUITCH CREEK View on Map: Map Quad Map: Panguitch Lake 5,000 year return period PGA: 0.4169 g Value shown was generated using the U.S. Geological Survey 2014 Unified Hazard Tool assuming a Vs30 value of 760 m/s. Users of this value should be aware that actual site conditions may require alternative input parameters and analysis.
Hydraulic and Structural Information Structural Height: 28 Feet Hydraulic Height: 24 Feet Reservoir Area at Spillway Crest: 1248 Acres Reservoir Storage at Spillway Crest: 23550 Acft Reservoir Storage at Dam Crest: 23550 Acft Dam Crest Elevation: 8208 Feet MSL Dam Crest Length: 265 Feet Dam Crest Width: 2 Feet Spillway Type: Emergency Spillway Type: Spillway Maximum Discharge: Cfs Maximum Dam Breach Flow: 13000 Cfs Drainage Basin Area: 45.7 Sq. Miles Outlet Diameter: 48 Inches Outlet Length: 42 Feet Outlet Construction: Concrete-encased Pipe Outlet Control Location: At a point along conduit Maximum Outlet Discharge: Cfs
Emergency Information First Downstream Town: PANGUITCH Distance: 14 Miles EAP Received Date: 09/26/2019 SOP Received Date: 05/01/1994
Dam Monitoring Devices
Reservoir Level Read from the staff gage (24` = top of dam, spillway)
P-1 Downstream Toe Piezometer (Depth = 6`)
P-2A West Casing, West Piezometer -
Embankment Piezometer (Depth = 9`) P-2B West Casing,
East Piezometer - Foundation Piezometer (Depth = 36`) P-3A Middle Casing,
West Piezometer - Embankment Piezometer (Depth = 9`) P-3B Middle Casing,
East Piezometer - Foundation Piezometer (Depth = 26`) P-4A East Casing,
South Piezometer - Embankment Piezometer (Depth = 7`) P-4B East Casing,
North Piezometer - Foundation Piezometer (Depth = 18`)
Dam Performance Monitoring Devices
Data For Last Two Reported Years Displayed:
Date Reservoir Level P-1 P-2A P-2B P-3A P-3B P-4A P-4B ft feet feet feet feet feet feet feet 09/15/2021 112.500 98.260 111.290 109.840 109.400 100.550 109.600 101.780 08/15/2021 113.500 98.360 111.490 109.940 109.800 100.750 110.100 103.280 07/15/2021 114.400 99.450 111.490 109.740 109.500 101.050 109.900 103.580 06/16/2021 116.200 98.760 112.690 109.840 110.000 101.350 111.100 103.880 05/18/2021 117.110 98.360 112.580 110.730 110.100 101.550 111.000 104.180 09/15/2020 116.000 98.560 111.290 110.040 110.000 101.350 111.000 104.380 08/16/2020 118.800 98.660 109.690 111.840 110.300 103.350 111.900 104.880 07/14/2020 121.000 98.760 111.690 109.940 110.300 104.150 112.000 105.880 06/15/2020 123.000 98.760 111.890 109.940 109.600 104.250 111.900 106.580
Comments: 17-CONCRETE MASONRY 15-FISHERY 7-WATER RIGHTS: SEVIER RIVER DECREE, PAGE 10 Outlet inspection video found at G:\DamSafety\Outlet Inspections
Utah Division of Water Rights | 1594 West North Temple Suite 220, P.O. Box 146300, Salt Lake City, Utah 84114-6300 | 801-538-7240
Utah.gov | Natural Resources | Contact | Terms of Use | Privacy Policy | Accessibility Policy | Translate Utah.gov
WARNING: Dam Safety makes NO claims as to the accuracy of this data.
Basic Information: Dam Number: UT00238 Dam Name: PANGUITCH LAKE Dam Type Category: Inspected Dams greater than 20 Acft Hazard Rating: HIGH Owner: WEST PANGUITCH IRRIGATION & RESERVOIR Agent: Allen Henrie Address: P.O. BOX 645 PANGUITCH, UT 84759 Telephone: (435) 676-2288 Year Completed: 1872
Dam Incident (NPDP) History: 2011 July 2011 -Gate Failure
Dam Modification History: 1942
Inspection Information: Inspection Agency: Utah Division of Water Rights Inspection Date/Time: Jun 15 2022 3:00PM
Last Inspection Date/Time: Jun 8 2021 3:00PM Outlet Inspection Date: 2020 Inspection
Meeting Location: Meet at the dam Inspector: Matt Call
Notice Letter Date: Inspection Letter Date:
Contacts and Agencies: Todd Touchard US Forest Service Intermountain Region Engineering 324 25th Street Ogden, UT 84401 Phone: (385) 358-2473 Email: todd.touchard@usda.gov
Russell Christensen, Upper Sevier River Commissioner 2762 South 900 West Richfield, UT 84701 Phone: (435) 979-2087 Email: rcfarm83@gmail.com
Director Garfield County Emergency Services P.O. Box 370 Panguitch, UT 84759 Phone: (435) 676-1126 Email: denisedastrup@gmail.com, sheriffperkins@color-country.net
Steven O`Neill, Forest Engineer Dixie National Forest 1789 North Wedgewood lane Cedar City, UT 84720-7769 Phone: (435) 865-3700 Email: steven.oneil@usda.gov: jake.dodds@usda.gov
Bronson Smart, P.E., State Conservation Engineer NRCS 125 S State St Rm 4406 Salt Lake City, UT 84138 Phone: (801) 524-4559 Email: bronson.smart@ut.usda.gov
Location Information Easting UTM: 356578.519233 Meters, Zone 12, NAD83 Northing UTM: 4176547.90247 Meters, Zone 12, NAD83 PLS Location: NESW Section 34, 35S 7W, SL County: Garfield WR Area: 61 Regional Office: Richfield Tributary Stream: PANGUITCH CREEK View on Map: Map Quad Map: Panguitch Lake 5,000 year return period PGA: 0.4169 g Value shown was generated using the U.S. Geological Survey 2014 Unified Hazard Tool assuming a Vs30 value of 760 m/s. Users of this value should be aware that actual site conditions may require alternative input parameters and analysis.
Hydraulic and Structural Information Structural Height: 28 Feet Hydraulic Height: 24 Feet Reservoir Area at Spillway Crest: 1248 Acres Reservoir Storage at Spillway Crest: 23550 Acft Reservoir Storage at Dam Crest: 23550 Acft Dam Crest Elevation: 8208 Feet MSL Dam Crest Length: 265 Feet Dam Crest Width: 2 Feet Spillway Type: Emergency Spillway Type: Spillway Maximum Discharge: Cfs Maximum Dam Breach Flow: 13000 Cfs Drainage Basin Area: 45.7 Sq. Miles Outlet Diameter: 48 Inches Outlet Length: 42 Feet Outlet Construction: Concrete-encased Pipe Outlet Control Location: At a point along conduit Maximum Outlet Discharge: Cfs
Emergency Information First Downstream Town: PANGUITCH Distance: 14 Miles EAP Received Date: 09/26/2019 SOP Received Date: 05/01/1994
Dam Monitoring Devices
Reservoir Level Read from the staff gage (24` = top of dam, spillway)
P-1 Downstream Toe Piezometer (Depth = 6`)
P-2A West Casing, West Piezometer -
Embankment Piezometer (Depth = 9`) P-2B West Casing,
East Piezometer - Foundation Piezometer (Depth = 36`) P-3A Middle Casing,
West Piezometer - Embankment Piezometer (Depth = 9`) P-3B Middle Casing,
East Piezometer - Foundation Piezometer (Depth = 26`) P-4A East Casing,
South Piezometer - Embankment Piezometer (Depth = 7`) P-4B East Casing,
North Piezometer - Foundation Piezometer (Depth = 18`)
Dam Performance Monitoring Devices
Data For Last Two Reported Years Displayed:
Date Reservoir Level P-1 P-2A P-2B P-3A P-3B P-4A P-4B ft feet feet feet feet feet feet feet 09/15/2021 112.500 98.260 111.290 109.840 109.400 100.550 109.600 101.780 08/15/2021 113.500 98.360 111.490 109.940 109.800 100.750 110.100 103.280 07/15/2021 114.400 99.450 111.490 109.740 109.500 101.050 109.900 103.580 06/16/2021 116.200 98.760 112.690 109.840 110.000 101.350 111.100 103.880 05/18/2021 117.110 98.360 112.580 110.730 110.100 101.550 111.000 104.180 09/15/2020 116.000 98.560 111.290 110.040 110.000 101.350 111.000 104.380 08/16/2020 118.800 98.660 109.690 111.840 110.300 103.350 111.900 104.880 07/14/2020 121.000 98.760 111.690 109.940 110.300 104.150 112.000 105.880 06/15/2020 123.000 98.760 111.890 109.940 109.600 104.250 111.900 106.580
Comments: 17-CONCRETE MASONRY 15-FISHERY 7-WATER RIGHTS: SEVIER RIVER DECREE, PAGE 10 Outlet inspection video found at G:\DamSafety\Outlet Inspections
Utah Division of Water Rights | 1594 West North Temple Suite 220, P.O. Box 146300, Salt Lake City, Utah 84114-6300 | 801-538-7240
Utah.gov | Natural Resources | Contact | Terms of Use | Privacy Policy | Accessibility Policy | Translate Utah.gov