Regulatory Status

Selected Water Year:

Skip to Stream Measurements for the Water Year
Records per Page:
Last UpdateAreaDescriptionStatusWater use regulated off back to, and including, this priority date
3/1/2025Lower Williamson11/01/2024 A call has been placed by the Klamath Tribes for enforcement of their in-stream determined claim.

11/08/2024 Watermaster Staff validated the call. All out of stream uses are regulated off until February 28, 2025 or otherwise notified.

11/26/2024 Lifted Regulation on the Williamson River below the confluence of Sprague River for water right and determined claim holders with priority dates on or before 8/09/1908. Please see Sprague River for updates on Sprague System.

12/3/2024 Regulation is back in place. All out of stream uses are regulated off until February 28, 2025 or otherwise notified.

12/27/2024 Lifted Regulation on the Williamson River below the confluence of Sprague River for water right and determined claim holders with priority dates on or before 8/09/1908. Please see Sprague River for updates on Sprague System.

3/1/2025 The winter call has expired. There is currently no regulation in effect.

3/4/2025 A call has been placed by the Klamath Tribes for enforcement of their in-stream determined claim. Watermaster Staff are in the process of validating the call.

3/4/2025 The call for instream flow has been validated on the Williamson River.

3/7/2025 Measured discharge of the Williamson River at Modoc Point verified that discharge exceeds the Tribal instream claim. However, flows are within the Riparian Habitat High Flow range. All out of stream uses on the Williamson River and all tributaries are regulated off until notified by the Watermaster.

3/26/2025 Kirk reef confirmed to be flowing. Regulated Williamson River from Kirk Reef to Klamath Marsh to Time Immemorial.		Regulated/Monitoring12/31/1800
3/7/2025Sprague River11/01/2024 A call has been placed by the Klamath Tribes for enforcement of their in-stream determined claim.

11/08/2024 Watermaster Staff validated the call. All out of stream uses are regulated off until February 28, 2025 or otherwise notified.

11/26/2024 Lifted Regulation on the Sprague River for water right and determined claim holders with priority dates on or before 8/09/1908.

12/3/2024 Regulation is back in place. All out of stream uses are regulated off until February 28, 2025 or otherwise notified.

12/27/2024 Lifted Regulation on the Sprague River for water right and determined claim holders with priority dates on or before 8/09/1908.

3/1/2025 The winter call has expired. There is currently no regulation in effect.

3/4/2025 A call has been placed by the Klamath Tribes for enforcement of their in-stream determined claim. Watermaster staff are in the process of validating the call.

3/4/2025 The call for instream flow has been validated on the Williamson River.

3/7/2025 Measured discharge of the Williamson River at Modoc Point verified that discharge exceeds the Tribal instream claim. However, flows are within the Riparian Habitat High Flow threshold. All out of stream uses on the Williamson River and all tributaries are regulated off until notified by the Watermaster.
Regulated/Monitoring12/31/1800
3/4/2025Klamath Marsh11/01/2024 A call has been placed by the Klamath Tribes for enforcement of their in-stream determined claim.

11/08/2024 Watermaster Staff validated the call. All out of stream uses are regulated off until February 28, 2025 or otherwise notified.

3/4/2025 A call has been placed by the Klamath Tribes for enforcement of their in-stream determined claim. Watermaster staff are in the process of validating the call.

3/7/2025 All out of stream uses on the Klamath Marsh and all tributaries are regulated off until the end of the irrigation season or otherwise notified by the Watermaster.		Regulated/Monitoring12/31/1800
3/4/2025Jackson Creek11/01/2024 A call has been placed by the Klamath Tribes for enforcement of their in-stream determined claim.

11/08/2024 Watermaster Staff validated the call. All out of stream uses are regulated off until February 28, 2025 or otherwise notified.

3/1/2025 The winter call has expired. There is currently no regulation in effect.

3/4/2025 A call has been placed by the Klamath Tribes for enforcement of their in-stream determined claim. Watermaster Staff are in the process of validating the call.

3/5/2025 The call for instream flow has been validated on Jackson Creek.

3/7/2025 All out of stream uses on Jackson Creek and all tributaries are regulated off until the end of the irrigation season or otherwise notified by the Watermaster.
Regulated/Monitoring12/31/1800
3/7/2025Iriving Creek11/01/2024 A call has been placed by the Klamath Tribes for enforcement of their in-stream determined claim.

11/08/2024 Watermaster Staff validated the call. All out of stream uses are regulated off until February 28, 2025 or otherwise notified.

3/1/2025 The winter call has expired. There is currently no regulation in effect.

3/4/2025 A call has been placed by the Klamath Tribes for enforcement of their in-stream determined claim. Watermaster Staff are in the process of validating the call.

3/5/2025 The call for instream flow has been validated on Iriving Creek.

3/7/2025 All out of stream uses on Iriving Creek and all tributaries are regulated off until the end of the irrigation season or otherwise notified by the Watermaster.
Regulated/Monitoring12/31/1800
3/7/2025Scott Creek11/01/2024 A call has been placed by the Klamath Tribes for enforcement of their in-stream determined claim.

11/08/2024 Watermaster Staff validated the call. All out of stream uses are regulated off until February 28, 2025 or otherwise notified.

3/1/2025 The winter call has expired. There is currently no regulation in effect.

3/4/2025 A call has been placed by the Klamath Tribes for enforcement of their in-stream determined claim. Watermaster Staff are in the process of validating the call.

3/4/2025 The call for instream flow has been validated on Scott Creek.

3/7/2025 All out of stream uses on Scott Creek and all tributaries are regulated off until the end of the irrigation season or otherwise notified by the Watermaster.		Regulated/Monitoring12/31/1800
3/7/2025Sand Creek11/01/2024 A call has been placed by the Klamath Tribes for enforcement of their in-stream determined claim.

11/08/2024 Watermaster Staff validated the call. All out of stream uses are regulated off until February 28, 2025 or otherwise notified.

3/1/2025 The winter call has expired. There is currently no regulation in effect.

3/4/2025 A call has been placed by the Klamath Tribes for enforcement of their in-stream determined claim. Watermaster Staff are in the process of validating the call.

3/4/2025 The call for instream flow has been validated on Sand Creek.

3/7/2025 All out of stream uses on Sand Creek and all tributaries are regulated off until the end of the irrigation season or otherwise notified by the Watermaster.		Regulated/Monitoring12/31/1800
3/7/2025Larkin Creek11/01/2024 A call has been placed by the Klamath Tribes for enforcement of their in-stream determined claim.

11/08/2024 Watermaster Staff validated the call. All out of stream uses are regulated off until February 28, 2025 or otherwise notified.

3/1/2025 The winter call has expired. There is currently no regulation in effect.

3/4/2025 A call has been placed by the Klamath Tribes for enforcement of their in-stream determined claim. Watermaster Staff are in the process of validating the call.

3/4/2025 The call for instream flow has been validated.

3/7/2025 All out of stream uses on Larkin Creek and all tributaries are regulated off until the end of the irrigation season or otherwise notified by the Watermaster.		Regulated/Monitoring12/31/1800
3/7/2025Fivemile Creek11/01/2024 A call has been placed by the Klamath Tribes for enforcement of their in-stream determined claim.

11/08/2024 Watermaster Staff validated the call. All out of stream uses are regulated off until February 28, 2025 or otherwise notified.

3/1/2025 The winter call has expired. There is currently no regulation in effect.

3/4/2025 A call has been placed by the Klamath Tribes for enforcement of their in-stream determined claim. Watermaster Staff are in the process of validating the call.

3/4/2025 The call for instream flow has been validated.

3/7/2025 All out of stream uses on Fivemile Creek and all tributaries are regulated off until the end of the irrigation season or otherwise notified by the Watermaster.		Regulated/Monitoring12/31/1800
3/7/2025Whisky Creek11/01/2024 A call has been placed by the Klamath Tribes for enforcement of their in-stream determined claim.

11/08/2024 Watermaster Staff validated the call. All out of stream uses are regulated off until February 28, 2025 or otherwise notified.

3/1/2025 The winter call has expired. There is currently no regulation in effect.

3/4/2025 A call has been placed by the Klamath Tribes for enforcement of their in-stream determined claim. Watermaster Staff are in the process of validating the call.

3/4/2025 The call for instream flow has been validated.

3/7/2025 All out of stream uses on Whisky Creek and all tributaries are regulated off until the end of the irrigation season or otherwise notified by the Watermaster.		Regulated/Monitoring12/31/1800
3/7/2025Sycan River11/01/2024 A call has been placed by the Klamath Tribes for enforcement of their in-stream determined claim.

11/08/2024 Watermaster Staff validated the call. All out of stream uses are regulated off until February 28, 2025 or otherwise notified.

3/1/2025 The winter call has expired. There is currently no regulation in effect.

3/4/2025 A call has been placed by the Klamath Tribes for enforcement of their in-stream determined claim. Watermaster Staff are in the process of validating the call.

3/4/2025 The call for instream flow has been validated.

3/7/2025 All out of stream uses on Sycan River and all tributaries are regulated off until the end of the irrigation season or otherwise notified by the Watermaster.		Regulated/Monitoring12/31/1800
3/7/2025Wood River11/01/2024 A call has been placed by the Klamath Tribes for enforcement of their in-stream determined claim.

11/08/2024 Water users with a priority date on or junior to 8/10/1908 are regulated off until February 28, 2025 or otherwise notified by the Watermaster.

3/1/2025 The winter call has expired. There is currently no regulation in effect.

3/4/2025 A call has been placed by the Klamath Tribes for enforcement of their in-stream determined claim. Watermaster Staff are in the process of validating the call.

3/7/2025 Water users with a priority date on or junior to 8/10/1908 are regulated off until end of irrigation season, 2025 or otherwise notified by the Watermaster.



Regulated/Monitoring8/10/1908
3/7/2025Crooked Creek11/01/2024 A call has been placed by the Klamath Tribes for enforcement of their in-stream determined claim.

11/08/2024 Water users with a priority date on or junior to 8/10/1908 are regulated off until February 28, 2025 or otherwise notified by the Watermaster.

3/1/2025 The winter call has expired. There is currently no regulation in effect.

3/4/2025 A call has been placed by the Klamath Tribes for enforcement of their in-stream determined claim. Watermaster Staff are in the process of validating the call.

3/7/2025 Water users with a priority date on or junior to 8/10/1908 are regulated off until end of irrigation season, 2025 or otherwise notified by the Watermaster.
Regulated/Monitoring8/10/1908
3/7/2025Upper Klamath Lake and Tributaries other than Williamson and Wood Rivers11/01/2024 A call has been placed by the Klamath Tribes for enforcement of their in-stream determined claim.

11/08/2024 Water users with a priority date on or junior to 8/10/1908 are regulated off until February 28, 2025 or otherwise notified by the Watermaster.

3/1/2025 The winter call has expired. There is currently no regulation in effect.

3/4/2025 A call has been placed by the Klamath Tribes for enforcement of their in-stream determined claim. Watermaster Staff are in the process of validating the call.

3/7/2025 Water users with a priority date on or junior to 8/10/1908 are regulated off until end of irrigation season, 2025 or otherwise notified by the Watermaster.
Validating8/10/1908
3/7/2025Annie Creek11/01/2024 A call has been placed by the Klamath Tribes for enforcement of their in-stream determined claim.

11/08/2024 Water users with a priority date on or junior to 8/10/1908 are regulated off until February 28, 2025 or otherwise notified by the Watermaster.

3/1/2025 The winter call has expired. There is currently no regulation in effect.

3/4/2025 A call has been placed by the Klamath Tribes for enforcement of their in-stream determined claim. Watermaster Staff are in the process of validating the call.

3/7/2025 Water users with a priority date on or junior to 8/10/1908 are regulated off until end of irrigation season, 2025 or otherwise notified by the Watermaster.		Regulated/Monitoring8/10/1908
3/7/2025Fort Creek11/01/2024 A call has been placed by the Klamath Tribes for enforcement of their in-stream determined claim.

11/08/2024 Water users with a priority date on or junior to 8/10/1908 are regulated off until February 28, 2025 or otherwise notified by the Watermaster.

3/1/2025 The winter call has expired. There is currently no regulation in effect.

3/4/2025 A call has been placed by the Klamath Tribes for enforcement of their in-stream determined claim. Watermaster Staff are in the process of validating the call.

3/7/2025 Water users with a priority date on or junior to 8/10/1908 are regulated off until end of irrigation season, 2025 or otherwise notified by the Watermaster.		Regulated/Monitoring8/10/1908


Stream Measurements for Water Year

Records per Page:
Site TypeStation Nbr/StreamDescriptionDateDischarge
Gage11491400WILLIAMSON R BL SHEEP CR NR LENZ, OR2/21/202552.00
Gage11491400WILLIAMSON R BL SHEEP CR NR LENZ, OR12/6/202444.40
Gage11491400WILLIAMSON R BL SHEEP CR NR LENZ, OR10/10/202437.90
Gage11494000WILLIAMSON R AB SPRING CR NR KLAMATH AGENCY, OR3/10/202520.90
Gage11494000WILLIAMSON R AB SPRING CR NR KLAMATH AGENCY, OR1/10/202519.50
Gage11494000WILLIAMSON R AB SPRING CR NR KLAMATH AGENCY, OR11/13/202417.20
Gage11494000WILLIAMSON R AB SPRING CR NR KLAMATH AGENCY, OR10/1/202418.50
Gage11494100LARKIN CR NR CHILOQUIN, OR3/13/20259.19
Gage11494100LARKIN CR NR CHILOQUIN, OR1/10/20258.53
Gage11494100LARKIN CR NR CHILOQUIN, OR11/13/20247.88
Gage11494100LARKIN CR NR CHILOQUIN, OR10/1/20247.38
Gage11494200SPRING CR NR CHILOQUIN, OR1/10/2025263.00
Gage11494200SPRING CR NR CHILOQUIN, OR10/10/2024268.00
Gage11494510WILLIAMSON R AB SPRAGUE R NR CHILOQUIN, OR2/11/2025302.00
Gage11494510WILLIAMSON R AB SPRAGUE R NR CHILOQUIN, OR12/9/2024302.00
Gage11494510WILLIAMSON R AB SPRAGUE R NR CHILOQUIN, OR10/10/2024292.00
Gage11494950S FK SPRAGUE R AT SPRAGUE R PARK NR BLY, OR3/19/2025123.00
Gage11494950S FK SPRAGUE R AT SPRAGUE R PARK NR BLY, OR1/16/202567.70
Gage11494950S FK SPRAGUE R AT SPRAGUE R PARK NR BLY, OR11/19/202417.50
Gage11494950S FK SPRAGUE R AT SPRAGUE R PARK NR BLY, OR10/2/202413.50
Gage11495900N FK SPRAGUE R AB SRIC CN NR BLY, OR3/18/2025123.00
Gage11495900N FK SPRAGUE R AB SRIC CN NR BLY, OR1/16/2025109.00
Gage11495900N FK SPRAGUE R AB SRIC CN NR BLY, OR11/19/202444.10
Gage11495900N FK SPRAGUE R AB SRIC CN NR BLY, OR10/9/202449.00
Gage11495950SPRAGUE R IRRIG CO CN AT HEADGATE NR BLY3/18/20250.00
Gage11495950SPRAGUE R IRRIG CO CN AT HEADGATE NR BLY1/16/20250.00
Gage11495950SPRAGUE R IRRIG CO CN AT HEADGATE NR BLY11/19/20240.00
Gage11495950SPRAGUE R IRRIG CO CN AT HEADGATE NR BLY10/9/20240.00
Gage11497500SPRAGUE R NR BEATTY, OR3/17/2025917.00
Gage11497500SPRAGUE R NR BEATTY, OR1/21/2025225.00
Gage11497500SPRAGUE R NR BEATTY, OR11/22/2024205.00
Gage11497500SPRAGUE R NR BEATTY, OR10/2/2024134.00
Gage11497550SPRAGUE R BL BROWN CR NR BEATTY, OR3/17/2025978.00
Gage11497550SPRAGUE R BL BROWN CR NR BEATTY, OR1/21/2025263.00
Gage11497550SPRAGUE R BL BROWN CR NR BEATTY, OR11/22/2024249.00
Gage11497550SPRAGUE R BL BROWN CR NR BEATTY, OR10/2/2024162.00
Gage11499100SYCAN R BL SNAKE CR NR BEATTY, OR3/24/20251420.00
Gage11499100SYCAN R BL SNAKE CR NR BEATTY, OR1/24/2025106.00
Gage11499100SYCAN R BL SNAKE CR NR BEATTY, OR11/26/202457.30
Gage11499100SYCAN R BL SNAKE CR NR BEATTY, OR10/2/202410.90
Gage11500400TROUT CR NR LONE PINE3/20/202510.40
Gage11500400TROUT CR NR LONE PINE1/17/20251.81
Gage11500400TROUT CR NR LONE PINE11/19/20240.18
Gage11500400TROUT CR NR LONE PINE10/9/20240.00
Gage11500500SPRAGUE R AT LONE PINE, OR3/21/20251760.00
Gage11500500SPRAGUE R AT LONE PINE, OR1/17/2025685.00
Gage11500500SPRAGUE R AT LONE PINE, OR11/19/2024210.00
Gage11500500SPRAGUE R AT LONE PINE, OR10/1/2024162.00
Gage11502550WILLIAMSON R AT MODOC PT RD, NR CHILOQUIN, OR3/12/20252100.00
Gage11502550WILLIAMSON R AT MODOC PT RD, NR CHILOQUIN, OR3/4/20252900.00
Gage11502550WILLIAMSON R AT MODOC PT RD, NR CHILOQUIN, OR1/23/2025751.00
Gage11502550WILLIAMSON R AT MODOC PT RD, NR CHILOQUIN, OR11/26/2024931.00
Gage11502550WILLIAMSON R AT MODOC PT RD, NR CHILOQUIN, OR11/5/2024531.00
Gage11502550WILLIAMSON R AT MODOC PT RD, NR CHILOQUIN, OR10/22/2024490.00
Gage11502950SUN CR AT RANGER STA NR FORT KLAMATH, OR2/28/202512.10
Gage11502950SUN CR AT RANGER STA NR FORT KLAMATH, OR1/8/202514.30
Gage11502950SUN CR AT RANGER STA NR FORT KLAMATH, OR11/15/202410.90
Gage11502950SUN CR AT RANGER STA NR FORT KLAMATH, OR10/8/202411.40
Gage11502980WOOD R BL SUN CR NR FORT KLAMATH, OR2/26/2025171.00
Gage11502980WOOD R BL SUN CR NR FORT KLAMATH, OR1/22/2025161.00
Gage11502980WOOD R BL SUN CR NR FORT KLAMATH, OR11/22/2024170.00
Gage11502980WOOD R BL SUN CR NR FORT KLAMATH, OR10/1/2024160.00
Gage11503500ANNIE CR NR FT KLAMATH2/18/202543.00
Gage11503500ANNIE CR NR FT KLAMATH1/8/202547.60
Gage11503500ANNIE CR NR FT KLAMATH11/15/202444.10
Gage11503500ANNIE CR NR FT KLAMATH10/8/202450.60
Gage11504103WOOD R AB CROOKED CR, NR KLAMATH AGENCY, OR2/11/2025288.00
Gage11504103WOOD R AB CROOKED CR, NR KLAMATH AGENCY, OR1/15/2025335.00
Gage11504103WOOD R AB CROOKED CR, NR KLAMATH AGENCY, OR1/2/2025380.00
Gage11504103WOOD R AB CROOKED CR, NR KLAMATH AGENCY, OR11/6/2024285.00
Gage11504103WOOD R AB CROOKED CR, NR KLAMATH AGENCY, OR10/21/2024313.00
Gage11504109CROOKED CR NR KLAMATH AGENCY, OR3/7/202588.20
Gage11504109CROOKED CR NR KLAMATH AGENCY, OR12/30/2024109.00
Gage11504109CROOKED CR NR KLAMATH AGENCY, OR12/6/202481.70
Gage11504109CROOKED CR NR KLAMATH AGENCY, OR12/6/202479.90
Gage11504109CROOKED CR NR KLAMATH AGENCY, OR11/22/2024102.00
Gage11504109CROOKED CR NR KLAMATH AGENCY, OR10/1/202477.20
Gage11504120SEVENMILE CR BL DRY CR NR FORT KLAMATH3/20/202519.50
Gage11504120SEVENMILE CR BL DRY CR NR FORT KLAMATH1/29/202518.00
Gage11504120SEVENMILE CR BL DRY CR NR FORT KLAMATH12/30/202431.90
Gage11504120SEVENMILE CR BL DRY CR NR FORT KLAMATH11/15/202416.00
Gage11504120SEVENMILE CR BL DRY CR NR FORT KLAMATH10/2/202415.00
Gage11510000SPENCER CR NR KENO, OR3/10/202535.90
Gage11510000SPENCER CR NR KENO, OR1/9/202536.60
Gage11510000SPENCER CR NR KENO, OR11/13/202415.50
Gage11510000SPENCER CR NR KENO, OR10/2/202413.30
MiscFORT CR > WOOD RBOAT, DOWNSTREAM, SIDE BRIDGE. 5', UPSTREAM OF GAGE. 46.0 F = 7.7C, 45.8 F = 7.6 C.10/31/202480.60
MiscKLAMATH MARSH > WWG 08.19. MEASURED TO EARTH. NO WATER BENEATH GAGE.11/4/20240.00
MiscSAND CR > WILLIAMSON RWADING, DS 100' FROM RR TRACKS, METER SUSPENDED FROM ROD.11/4/20247.66
MiscSCOTT CR > WILLIAMSON RWADING, DS 20', BL HWY, METER SUSPENDED FROM ROD.11/4/20240.36