SIERRA HYDROGRAPHICS
AUBERRY, CA
04/17/2015
7
Power Units
7
Drivers
Current
as of today
Active · 7 power units · 7 drivers · Auberry, CA
2026
~Aug 2026
Email changed
dotty@sierrahydrographics.com → dotty.garrigue@sierrahydrographics.com
2025
~Aug 2025
Driver count changed 1 → 7
Jun 23, 2025
MCS-150 biennial update filed
Reported mileage: 94,000 (2024)
Reported power units: 7
Reported drivers: 7
2015
Apr 17, 2015
DOT registered
Company registered with the FMCSA.