As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLIGHT 2138 - RIC - FLIGHT CREW DIVERTED FLIGHT TO RIC DUE TO HYDRAULIC 1 QUANTITY LOW MESSAGE AND FLUID LEVEL DECREASING. CREW LANDED ACFT UNEVENTFULLY. RIC MX SERVICED HYDRAULIC SYSTEM AND PERFORMED LEAK CHECK. NO LEAK WAS FOUND. ACFT WAS APPROVED TO RETURN TO SERVICE.