Ark Post Canal - Norrell Lock 01 Lake Water Level Today
Arkansas · near Yancopin, AR · At full pool
- Elevation
- 142.96 ft
- From full pool
- −0.04 ft
- Percent of pool
- n/a
- 24-hour change
- −0.30 ft
- 7-day change
- −0.06 ft
- Reading
- Sep 21, 2026 · USACE
Last year at Ark Post Canal - Norrell Lock 01 Lake
Ark Post Canal - Norrell Lock 01 Lake is at full pool, 142.96 ft, down 0.30 ft in the last 24 hours.
Over the last 7 days the level fell 0.06 ft, and over 30 days it fell 0.24 ft. In the 400 days of readings on this page the high was 143.58 ft on Dec 13, 2025 and the low was 142.41 ft on Nov 6, 2025, a range of 1.17 ft.
The reading is the U.S. Army Corps of Engineers gauge at Ark Post Canal - Norrell Lock 01, near Yancopin, AR, taken Sep 21, 2026 and referenced to the NGVD29 datum. This page is rebuilt once a day from the agency feed; it is not a live gauge, so during a fast rise or a scheduled release check the USACE page for hourly values.
Ark Post Canal - Norrell Lock 01 Lake pool elevations
| Current elevation | 142.96 ft |
|---|---|
| Full pool (top of conservation) | 143.00 ft |
| 30-day change | −0.24 ft |
| 1-year high | 143.58 ft (Dec 13, 2025) |
| 1-year low | 142.41 ft (Nov 6, 2025) |
| Vertical datum | NGVD29 |
| Operating agency | U.S. Army Corps of Engineers, SWL district |
Source: U.S. Army Corps of Engineers. Read what full pool and flood pool mean.
More lakes in Arkansas
- Bull Shoals Lake 655.26 ft, −5.74 ft from full
- Beaver Lake 1,113.71 ft, −7.72 ft from full
- Greers Ferry Lake 456.78 ft, −5.76 ft from full
- Norfork Lake 553.38 ft, −2.37 ft from full
- Lake Ouachita 570.96 ft, −7.04 ft from full
- DeGray Lake 401.69 ft, −6.31 ft from full
Ark Post Canal - Norrell Lock 01 Lake level questions
What is the water level of Ark Post Canal - Norrell Lock 01 Lake today?
Ark Post Canal - Norrell Lock 01 Lake is at 142.96 ft as of Sep 21, 2026, −0.04 ft relative to full pool (143.00 ft). The 24-hour change is −0.30 ft.
What is full pool at Ark Post Canal - Norrell Lock 01 Lake?
Full pool, the top of the conservation pool, is 143.00 ft (NGVD29).
Is Ark Post Canal - Norrell Lock 01 Lake rising or falling?
Over the last 24 hours the level is −0.30 ft; over 7 days it fell 0.06 ft, and over 30 days it fell 0.24 ft.
Where does this Ark Post Canal - Norrell Lock 01 Lake level come from?
From the U.S. Army Corps of Engineers (USACE) public data feed for Ark Post Canal - Norrell Lock 01. Lake Levels Today republishes the agency's daily value without adjustment and links to the source below.