Free full dataset

USACE Waterway Lock Inventory — Free

The complete 234-row physical lock inventory is available free on Hugging Face.

Snapshot coverage

Records: 234 lock records; 56 fields

Coverage: 26 states and 60 waterways; age reference year 2024

Format: Complete public CSV; all 234 rows and 56 fields

Package uploaded: 2026-03-31

Listing reviewed: 2026-09-18

The upload and review dates do not extend the source coverage. This is a dated snapshot; future updates are not included.

Download the full inventory

The public file contains the entire inventory. No paid purchase is required.

Get all 234 rows free

New annual update subscriptions are unavailable. Existing customers can use their purchase download links or contact support.

Known limitations

This is a physical inventory, not traffic, throughput, delay or performance history.
age_years was calculated relative to 2024; it is not a current age field.
The public CSV already includes every row and all 56 fields. No paid dataset purchase is needed.

Files in the existing snapshot

Row counts are per table and should not be added as independent events. Expand a file to see its delivered Parquet field names and types.

usace_waterway_locks.parquet — 234 rows · 56 fields

Field	Type
objectid	int64
lock_id	int64
ndc_code	string
region_code	string
river_code	string
lock_code	string
chamber_code	string
num_chambers	int64
has_lpms_data	bool
nav_structure_name	string
chamber_name	string
chb1	string
structure_type	string
lock_name	string
status_code	string
waterway	string
river_mile	double
bank_side	string
lift_ft	int64
chamber_length_ft	int64
chamber_usable_length_ft	int64
chamber_width_ft	int64
chamber_usable_width_ft	int64
upper_approach_depth_ft	int64
lower_approach_depth_ft	int64
upper_miter_sill_depth_ft	int64
lower_miter_sill_depth_ft	int64
year_opened	int64
gate_type	string
gate	string
channel_length_miles	int64
channel_depth_upper_ft	int64
channel_depth_lower_ft	int64
channel_width_upper_ft	int64
channel_width_lower_ft	int64
waterway_project	string
has_mooring	bool
multi_structure	string
division	string
district	string
state	string
maint1	string
oper1	string
owner1	string
town	string
county	string
mooring_r	string
se_anno_cad_data	string
longitude	double
latitude	double
status	string
region	string
gate_type_label	string
chamber_volume_index	int64
capacity_tier	string
age_years	int64

Inspect the public CSV

import pandas as pd

df = pd.read_csv(
    "https://huggingface.co/datasets/claritystorm/usace-waterway-lock-performance/resolve/main/sample_1000.csv"
)
print(df.shape)
print(df.columns.tolist())
print(df.head())

This CSV contains the full inventory. License details are on the Hugging Face card.

Source: government source portal · Dataset changelog