# # U.S. Geological Survey, National Water Information System # Surface water measurements # # Retrieved: 2026-01-27 22:55:43 EST (sdww02) # # Further descriptions of the columns and codes used can be found at: # https://help.waterdata.usgs.gov/output-formats#streamflow_measurement_data # # Data for the following 1 site(s) are contained in this file # USGS 372744122253201 ARROYO LEON A HALF MOON BAY CA # ----------------------------------------------------------------------------------- # # agency_cd site_no measurement_nu measurement_dt tz_cd q_meas_used_fg party_nm site_visit_coll_agency_cd gage_height_va discharge_va measured_rating_diff gage_va_change gage_va_time control_type_cd discharge_cd chan_nu chan_name meas_type streamflow_method velocity_method chan_discharge chan_width chan_area chan_velocity chan_stability chan_material chan_evenness long_vel_desc horz_vel_desc vert_vel_desc chan_loc_cd chan_loc_dist 5s 15s 6s 19d 12s 1s 12s 5s 12s 12s 12s 7s 6s 21s 15s 11n 64s 4s 5s 5s 14s 14s 14s 14s 4s 4s 4s 12s 9s 12s 7s 14s USGS 372744122253201 1 1987-12-08 14:30:00 PST Yes WWA USGS 4.53 Good 0.00 0.50 Clear NONE 1 Imported Channel 1 WADE unspe unkno 4.53 9.00 5.10 0.89 UNSP UNSP UNSP unkn UNSP UNSP UNSP USGS 372744122253201 2 1988-01-06 09:40:00 PST Yes WWA USGS 2.26 Good 0.00 0.40 Clear NONE 1 Imported Channel 1 WADE unspe unkno 2.26 7.80 3.74 0.60 UNSP UNSP UNSP unkn UNSP UNSP UNSP USGS 372744122253201 3 1988-02-19 11:15:00 PST Yes WWA/ERH USGS 0.56 Fair 0.00 0.20 Clear NONE 1 Imported Channel 1 WADE unspe unkno 0.56 3.80 1.14 0.49 UNSP UNSP UNSP unkn UNSP UNSP UNSP USGS 372744122253201 4 1988-12-15 10:05:00 PST Yes CTP USGS 0.02 Good 0.00 0.10 Clear NONE 1 Imported Channel 1 OTHR QFLUM 0.02 UNSP UNSP UNSP unkn UNSP UNSP UNSP USGS 372744122253201 5 1989-01-18 11:10:00 PST Yes CTP USGS 0.80 Fair 0.00 0.50 Clear NONE 1 Imported Channel 1 WADE unspe unkno 0.80 4.00 1.04 0.77 UNSP UNSP UNSP unkn UNSP UNSP UNSP USGS 372744122253201 6 1989-02-16 10:10:00 PST Yes CTP USGS 1.38 Fair 0.00 0.50 DebrisLight NONE 1 Imported Channel 1 WADE unspe unkno 1.38 5.60 2.06 0.67 UNSP UNSP UNSP unkn UNSP UNSP UNSP USGS 372744122253201 7 1989-03-23 08:15:00 PST Yes CTP USGS 10.4 Fair 0.00 0.50 Clear NONE 1 Imported Channel 1 WADE unspe unkno 10.4 10.4 9.51 1.09 UNSP UNSP UNSP unkn UNSP UNSP UNSP USGS 372744122253201 8 1989-04-11 13:05:00 PDT Yes CTP USGS 0.16 Fair 0.00 0.30 Clear NONE 1 Imported Channel 1 WADE unspe unkno 0.16 2.05 0.50 0.32 UNSP UNSP UNSP unkn UNSP UNSP UNSP USGS 372744122253201 9 1989-11-15 13:05:00 PST Yes ERH USGS 1.51 Fair 0.00 0.50 Clear NONE 1 Imported Channel 1 WADE unspe unkno 1.51 9.70 2.64 0.57 UNSP UNSP UNSP unkn UNSP UNSP UNSP USGS 372744122253201 10 1989-12-20 14:55:00 PST Yes KLM USGS 1.08 Good 0.00 0.30 NONE 1 Imported Channel 1 WADE unspe unkno 1.08 5.30 2.75 0.39 UNSP UNSP UNSP unkn UNSP UNSP UNSP USGS 372744122253201 11 1990-02-01 13:50:00 PST Yes KLM/JJG USGS 1.22 Good 0.00 0.40 Clear NONE 1 Imported Channel 1 WADE unspe unkno 1.22 7.80 2.82 0.43 UNSP UNSP UNSP unkn UNSP UNSP UNSP USGS 372744122253201 12E 1990-03-22 13:00:00 PST Yes KLM USGS 0.01 Unspecified Clear NONE 1 Imported Channel 1 OTHR other 0.01 UNSP UNSP UNSP unkn UNSP UNSP UNSP USGS 372744122253201 13 1990-04-26 16:00:00 PDT Yes WWA USGS 0.89 Fair 0.00 0.20 Clear NONE 1 Imported Channel 1 WADE unspe unkno 0.89 4.00 1.06 0.84 UNSP UNSP UNSP unkn UNSP UNSP UNSP USGS 372744122253201 14 1990-06-13 18:30:00 PDT Yes WWA USGS 0.06 Good 0.00 0.10 DebrisLight NONE 1 Imported Channel 1 OTHR QFLUM 0.06 UNSP UNSP UNSP unkn UNSP UNSP UNSP USGS 372744122253201 15 1990-12-19 14:00:00 PST Yes WWA USGS 0.34 Good 0.00 0.30 Clear NONE 1 Imported Channel 1 OTHR QFLUM 0.34 UNSP UNSP UNSP unkn UNSP UNSP UNSP USGS 372744122253201 16 1991-01-17 10:30:00 PST Yes WWA USGS 0.13 Excellent 0.00 0.10 DebrisLight NONE 1 Imported Channel 1 OTHR QFLUM 0.13 UNSP UNSP UNSP unkn UNSP UNSP UNSP USGS 372744122253201 17 1991-02-14 11:20:00 PST Yes WWA USGS 0.24 Good Clear NONE 1 Imported Channel 1 OTHR QFLUM 0.24 UNSP UNSP UNSP unkn UNSP UNSP UNSP USGS 372744122253201 18 1991-03-29 14:55:00 PST Yes LFT USGS 13.2 Good 0.00 0.50 Clear NONE 1 Imported Channel 1 WADE unspe unkno 13.2 9.50 9.69 1.36 UNSP UNSP UNSP unkn UNSP UNSP UNSP USGS 372744122253201 19 1991-04-17 11:30:00 PDT Yes CTP USGS 0.06 Poor 0.00 0.30 Clear NONE 1 Imported Channel 1 WADE unspe unkno 0.06 1.50 0.24 0.25 UNSP UNSP UNSP unkn UNSP UNSP UNSP USGS 372744122253201 20 1991-05-15 07:55:00 PDT Yes CTP USGS 0.38 Fair 0.00 0.70 Clear NONE 1 Imported Channel 1 WADE unspe unkno 0.38 4.80 1.40 0.27 UNSP UNSP UNSP unkn UNSP UNSP UNSP USGS 372744122253201 21 1991-12-10 08:30:00 PST Yes CTP USGS 0.07 Good 0.00 0.60 DebrisLight NONE 1 Imported Channel 1 OTHR QFLUM 0.07 UNSP UNSP UNSP unkn UNSP UNSP UNSP USGS 372744122253201 22 1992-01-15 09:05:00 PST Yes CTP USGS 0.76 Fair 0.00 0.60 Clear NONE 1 Imported Channel 1 WADE unspe unkno 0.76 4.20 1.57 0.48 UNSP UNSP UNSP unkn UNSP UNSP UNSP USGS 372744122253201 23 1992-02-14 12:45:00 PST Yes JJG USGS 2.50 112 Poor 0.40 0.50 DebrisModerate NONE 1 Imported Channel 1 WADE unspe unkno 112 21.0 39.3 2.85 UNSP UNSP UNSP unkn UNSP UNSP UNSP USGS 372744122253201 24 1992-03-10 16:15:00 PST Yes CTP USGS 7.91 Good 0.00 0.60 DebrisHeavy NONE 1 Imported Channel 1 WADE unspe unkno 7.91 8.00 6.23 1.27 UNSP UNSP UNSP unkn UNSP UNSP UNSP USGS 372744122253201 25 1992-04-15 09:32:00 PDT Yes CTP USGS 0.08 Excellent 0.00 0.30 Clear NONE 1 Imported Channel 1 OTHR QFLUM 0.08 UNSP UNSP UNSP unkn UNSP UNSP UNSP USGS 372744122253201 26 1992-11-18 16:45:00 PST Yes CTP USGS 0.03 Excellent 0.00 0.30 DebrisLight NONE 1 Imported Channel 1 OTHR QFLUM 0.03 UNSP UNSP UNSP unkn UNSP UNSP UNSP USGS 372744122253201 27 1992-12-14 15:05:00 PST Yes CTP USGS 0.86 Fair 0.00 0.50 DebrisHeavy NONE 1 Imported Channel 1 WADE unspe unkno 0.86 6.60 2.43 0.35 UNSP UNSP UNSP unkn UNSP UNSP UNSP USGS 372744122253201 28 1993-01-19 14:36:00 PST Yes CTP USGS 37.8 Good 0.00 0.50 DebrisHeavy NONE 1 Imported Channel 1 WADE unspe unkno 37.8 11.2 13.0 2.91 UNSP UNSP UNSP unkn UNSP UNSP UNSP USGS 372744122253201 29 1993-02-23 07:59:00 PST Yes CTP USGS 58.6 Good -0.05 0.90 DebrisHeavy NONE 1 Imported Channel 1 WADE unspe unkno 58.6 20.5 20.9 2.80 UNSP UNSP UNSP unkn UNSP UNSP UNSP USGS 372744122253201 30 1993-03-18 09:09:00 PST Yes CTP USGS 6.37 Good 0.00 0.70 DebrisHeavy NONE 1 Imported Channel 1 WADE unspe unkno 6.37 9.50 6.59 0.97 UNSP UNSP UNSP unkn UNSP UNSP UNSP USGS 372744122253201 31 1993-04-26 17:40:00 PDT Yes GMK USGS 0.03 Good Clear NONE 1 Imported Channel 1 OTHR QFLUM 0.03 UNSP UNSP UNSP unkn UNSP UNSP UNSP