Erie (barge) C above Halls Waste Weir at Lockport NY

USGS Site No: 04218601 • Niagara County, NY

Erie (barge) C above Halls Waste Weir at Lockport NY is currently at 626 cfs (Normal — 52th percentile for this date) . Gage height: 9.29 ft.

Reading from

626
CFS Discharge
9.29
Gage Height (ft)
Normal
Flow Condition
N/A
Flood Status

Historical Percentile Comparison

Today's discharge compared to the long-term record for June 11 at this station. Percentile rank shows what fraction of historical years had lower flow on this date.

Percentile Label CFS Threshold Today's Flow
10th Very Low threshold 0
25th Low threshold 579
50th (Median) Normal (median) 616
75th High threshold 741 Today: 626 cfs
95th Very High threshold 0

30-Day Hydrograph

Recent discharge plotted against the historical 10th–95th percentile envelope for the same calendar days. Source: USGS daily values + long-term statistics.

842 421 0 cfs Nov 22 May 28
10th–95th historical Day-of-year median Recent discharge

30-Day Flow History

Date Discharge (CFS) Gage Ht (ft)
May 28, 2026 677 —
May 27, 2026 692 —
May 26, 2026 688 —
May 25, 2026 697 —
May 24, 2026 668 —
May 23, 2026 677 —
May 22, 2026 707 —
May 21, 2026 691 —
May 20, 2026 654 —
May 19, 2026 664 —
May 18, 2026 665 —
May 17, 2026 647 —
May 16, 2026 661 —
May 15, 2026 685 —
Dec 7, 2025 166 —
Dec 6, 2025 184 —
Dec 5, 2025 151 —
Dec 4, 2025 331 —
Dec 3, 2025 379 —
Dec 2, 2025 389 —
Dec 1, 2025 504 —
Nov 30, 2025 731 —
Nov 29, 2025 708 —
Nov 28, 2025 702 —
Nov 27, 2025 692 —
Nov 26, 2025 688 —
Nov 25, 2025 666 —
Nov 24, 2025 654 —
Nov 23, 2025 667 —
Nov 22, 2025 674 —

Station Information

USGS Site No
04218601
State
NY
County
Niagara County
Coordinates
43.1747, -78.6891
Datum (ft)
502.1
HUC Code
04130001
View on USGS NWIS →

Recent Extremes

Max discharge
738 cfs
Oct 16, 2025
Min discharge
151 cfs
Dec 5, 2025

Computed from the local daily-values archive.

Nearby Gauges

Related