As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SHV - HYDRAULIC NR 1 LOW QUANTITY MESSAGE IN FLIGHT. SERVICED NR 1 HYDRAULIC SYSTEM WITH SKYDROL IAW EMB 145 AMM 12-13-01, SERVICED NR 1 HYDRAULIC ACCUMULATOR IAW EMB 145 AMM 12-13-02, RAN ENG IAW RRMM 72-00-00 AND NR 1 HYDRAULIC SYSTEM IAW EMB 145 AMM 29-10-00. VERIFIED NORMAL OPERATION WITH NO LEAKS OR FLUID LOSS. AIRCRAFT WAS RETURNED TO SERVICE.