River Conditions
Illustrated map of Keystone Lake

River stage

Sulphur, Mill Creek

River level
3.87 ft
Status
Thresholds not published
Record crest
9.76 ft

Last reported 2026-10-13 | NWS SMCO2

Readings
1891
Record crest
9.76 ft
Crest date
2024-04-28

In brief

The Mill Creek at Sulphur, OK read 3.87 ft on Oct 13, 2026.

Source: National Weather Service gauge SMCO2

Stage threshold profile

CURRENT 3.87 ft

Highest crests on record

Flood crests recorded at this gauge by the National Weather Service.

RankCrestDate
1 9.76 ft 2024-04-28
2 9.36 ft 2025-04-20
3 8.82 ft 2020-09-01
4 8.66 ft 2025-05-26
RankCrestDate
5 8.64 ft 2023-07-11
6 8.56 ft 2025-06-06
7 8.44 ft 2025-06-08
8 8.36 ft 2025-05-06

Frequently asked questions

Is the Mill Creek flooding at Sulphur?

No. The Mill Creek at Sulphur is at 3.87 ft.

What is the flood stage at Sulphur?

The National Weather Service has not published flood stages for this gauge.

What is the highest the Mill Creek has been at Sulphur?

The highest crest on record is 9.76 ft, on 2024-04-28.

Stage and flood information from the NOAA National Weather Service (gauge SMCO2); daily history from the U.S. Geological Survey (site 07331185). Last reading 2026-10-13. For flood safety decisions always follow official National Weather Service warnings.