Bench Mark Summary
08 Dec 2025 03:05 UTC 2025342+03:05 UTC
Overview Datums Bench Marks Data Query Site Visit Daily QC Messages Attributes
171: National Park Service - Bird Island

27° 29' 4" N   97° 19' 5" W		 NPSBI
United States National Park Service United States National Park Service

Excel Spreadsheet

Bench Marks

Stamping SPSN Disposition Accepted
Elevation		 NGS PID Last Observed Location

Benchmark Map

Levels

Relative to station zero (m):

Leveling Date Bench Mark smcorr valid
  Accepted Values  
- primary water level adjustments have been verified for the indicated levels

No accepted PBM elevation

Other Links

Retrieve nearby vertical marks from NGS database
Page last modified on May 15, 2009, at 10:09 AM
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