Cedar Creek Reservoir Water Level Today - 316.72 ft, 75.3% Full

Trinity River · Texas - updated daily from official gauges

Western Reservoir Conditions·Daily·No. 47·Tuesday, September 8, 2026·Latest reading September 8, 2026

• Cedar Creek Reservoir is 75.3% full - high on this site's capacity scale - as of September 8, 2026. Surface elevation 316.72 feet, storage 485,401 acre-feet (capacity basis 644,686 acre-feet), per Texas Water Development Board data.
• That elevation is its lowest September reading since 2014, and 2.53 feet above its record low of 314.19 ft (December 3, 2011), in a daily record going back to October 2, 1996 (TWDB's period of record for this reservoir).
• Storage is 85% of the September 8 average across 30 years of record.
• Cedar Creek Reservoir is falling: elevation changed -0.14 ft over the past week, -1.10 ft over the past month, and -4.06 ft over the past year, per Texas Water Development Board data.

Cedar Creek Reservoir has fallen 4.06 feet in twelve months, and now sits 2.53 feet above its record low.

Cedar Creek Reservoir vs its record low

In the daily record used by this site (going back to October 2, 1996 (TWDB's period of record for this reservoir)), Cedar Creek Reservoir's lowest surface elevation was 314.19 feet on December 3, 2011, when storage was 418,505 acre-feet. As of September 8, 2026, Cedar Creek Reservoir is at 316.72 feet - 2.53 feet above that record. The record high in the same series was 323.29 ft on December 17, 2001.

Cedar Creek Reservoir storage in context

Cedar Creek Reservoir water level, past 12 months

75.3% full at the latest reading - across the past 12 months it ranged from 75.3% (September 8, 2026) to 93.9% (September 8, 2025). Percent full is storage against the 644,686-acre-foot capacity basis, not a share of the elevation plotted above.

Cedar Creek Reservoir elevation, full record

75.3% full at the latest reading - across the storage record since January 2, 1965 it ranged from 0.4% (August 29, 1965) to 100.0% (June 25, 2025). Percent full is storage against the 644,686-acre-foot capacity basis, not a share of the elevation plotted above. Every percentage here is measured against today's capacity basis; a reservoir's surveyed capacity changes as sediment accumulates behind the dam, so early-record percentages are indicative rather than exact.

Last 14 daily readings

Frequently asked questions

What is the water level of Cedar Creek Reservoir today?

As of September 8, 2026, Cedar Creek Reservoir's surface elevation is 316.72 feet, with 485,401 acre-feet in storage - 75.3% of the 644,686 acre-foot capacity basis. Source: Water Data for Texas (TWDB) daily data.

How full is Cedar Creek Reservoir?

Cedar Creek Reservoir is 75.3% full as of September 8, 2026. Its storage is 85% of the September 8 average across its record since 1996. Source: Water Data for Texas (TWDB) daily data.

When was Cedar Creek Reservoir last full?

Cedar Creek Reservoir was last at or above 95% of its 644,686 acre-foot capacity basis on August 26, 2025. As of September 8, 2026 it is 75.3% full. Source: Water Data for Texas (TWDB) daily data.

Is Cedar Creek Reservoir rising or falling?

Cedar Creek Reservoir is falling: its elevation changed -0.14 feet over the week ending September 8, 2026, -1.10 ft over the past month, and -4.06 feet over the past year. Source: Water Data for Texas (TWDB) daily data.

What was Cedar Creek Reservoir's lowest water level on record?

Cedar Creek Reservoir's lowest surface elevation in the daily record since October 2, 1996 was 314.19 feet on December 3, 2011, per the daily record used by this site. As of September 8, 2026 the reservoir is 2.53 feet above that record low.

About this gauge

Cedar Creek Reservoir is a Texas water-supply reservoir in the Trinity River basin. Water Data for Texas publishes a conservation pool elevation of 322.0 ft and a conservation capacity of 644,686 acre-feet, with daily water level and storage recorded since 1965-01-02.

Operator

Texas Water Development Board (Water Data for Texas)

Station

cedar-creek

Measurements

Daily water level and conservation storage

River

Trinity River

State

Texas

Full pool reference

322.0 ft

Capacity basis

644,686 acre-feet (Water Data for Texas (TWDB) conservation capacity)

Period of record

October 2, 1996 (TWDB's period of record for this reservoir)

Status

Provisional - subject to revision by the reporting agency

Update cadence

Daily

TWDB reports conservation storage against a conservation capacity that is restated as new volumetric surveys are completed, so a percent-full figure here can change without the water level changing. TWDB's methodology page is linked in the notes below.

Download the daily CSV (date, elevation ft, storage AF) or see all data downloads.

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