# ---------------------------------- WARNING ---------------------------------------- # Some of the data that you have obtained from this U.S. Geological Survey database # may not have received Director's approval. Any such data values are qualified # as provisional and are subject to revision. Provisional data are released on the # condition that neither the USGS nor the United States Government may be held liable # for any damages resulting from its use. # # Additional info: https://waterdata.usgs.gov/provisional-data-statement/ # # Contact: gs-w_waterdata_support@usgs.gov # retrieved: 2024-11-28 05:57:36 EST (nadww02) # # US Geological Survey groundwater levels # # Data for the following 1 site(s) are contained in this file # USGS 403914073270701 N 8631. 1 # ----------------------------------------------------------------------------------- # # The fields in this file include: # --------------------------------- # agency_cd Agency code # site_no USGS site number # site_tp_cd Site type code # lev_dt Date level measured # lev_tm Time level measured # lev_tz_cd Time datum # lev_va Water-level value in feet below land surface # sl_lev_va Water-level value in feet above specific vertical datum # sl_datum_cd Referenced vertical datum # lev_status_cd Status # lev_agency_cd Measuring agency # lev_dt_acy_cd Water-level date-time accuracy # lev_acy_cd Water-level accuracy # lev_src_cd Source of measurement # lev_meth_cd Method of measurement # lev_age_cd Water-level approval status # parameter_cd Parameter code # # Referenced agency codes (lev_agency_cd) included in this output: # # USGS U.S. Geological Survey # # Referenced site type codes (site_tp_cd) included in this output: # # GW Well # # Referenced vertical datum codes (sl_datum_cd) included in this output: # # NAVD88 North American Vertical Datum of 1988 # NGVD29 National Geodetic Vertical Datum of 1929 # # Referenced water-level site status codes (lev_status_cd) included in this output: # # 1 Static # # Referenced water-level date-time accuracy codes (lev_dt_acy_cd) included in this output: # # D Date is accurate to the Day # m Date is accurate to the Minute # # Referenced water-level accuracy codes (lev_acy_cd) included in this output: # # 2 Water level accuracy to nearest hundredth of a foot # # Referenced source of measurement codes (lev_src_cd) included in this output: # # S Measured by personnel of reporting agency. # # Referenced method of measurement codes (lev_meth_cd) included in this output: # # O Observed. # # Referenced water-level approval-status codes (lev_age_cd) included in this output: # # A Approved for publication -- Processing and review completed. # # The following parameters are included: # # 62610 - Groundwater level above NGVD 1929, feet # 62611 - Groundwater level above NAVD 1988, feet # 72019 - Depth to water level, feet below land surface # agency_cd site_no site_tp_cd lev_dt lev_tm lev_tz_cd lev_va sl_lev_va sl_datum_cd lev_status_cd lev_agency_cd lev_dt_acy_cd lev_acy_cd lev_src_cd lev_meth_cd lev_age_cd parameter_cd 5s 15s 6s 10d 5d 5s 12s 12s 10s 1s 5s 1s 1s 1s 1s 1s 5s USGS 403914073270701 GW 1969-09-30 1.86 NGVD29 1 USGS D 2 S O A 62610 USGS 403914073270701 GW 1969-09-30 0.67 NAVD88 1 USGS D 2 S O A 62611 USGS 403914073270701 GW 1969-09-30 5.14 1 USGS D 2 S O A 72019 USGS 403914073270701 GW 1970-03-09 1.78 NGVD29 1 USGS D 2 S O A 62610 USGS 403914073270701 GW 1970-03-09 0.59 NAVD88 1 USGS D 2 S O A 62611 USGS 403914073270701 GW 1970-03-09 5.22 1 USGS D 2 S O A 72019 USGS 403914073270701 GW 1970-06-19 1.65 NGVD29 1 USGS D 2 S O A 62610 USGS 403914073270701 GW 1970-06-19 0.46 NAVD88 1 USGS D 2 S O A 62611 USGS 403914073270701 GW 1970-06-19 5.35 1 USGS D 2 S O A 72019 USGS 403914073270701 GW 1970-09-21 1.60 NGVD29 1 USGS D 2 S O A 62610 USGS 403914073270701 GW 1970-09-21 0.41 NAVD88 1 USGS D 2 S O A 62611 USGS 403914073270701 GW 1970-09-21 5.40 1 USGS D 2 S O A 72019 USGS 403914073270701 GW 1970-12-17 3.20 NGVD29 1 USGS D 2 S O A 62610 USGS 403914073270701 GW 1970-12-17 2.01 NAVD88 1 USGS D 2 S O A 62611 USGS 403914073270701 GW 1970-12-17 3.80 1 USGS D 2 S O A 72019 USGS 403914073270701 GW 1971-03-29 2.45 NGVD29 1 USGS D 2 S O A 62610 USGS 403914073270701 GW 1971-03-29 1.26 NAVD88 1 USGS D 2 S O A 62611 USGS 403914073270701 GW 1971-03-29 4.55 1 USGS D 2 S O A 72019 USGS 403914073270701 GW 1971-07-20 1.95 NGVD29 1 USGS D 2 S O A 62610 USGS 403914073270701 GW 1971-07-20 0.76 NAVD88 1 USGS D 2 S O A 62611 USGS 403914073270701 GW 1971-07-20 5.05 1 USGS D 2 S O A 72019 USGS 403914073270701 GW 1971-10-05 2.97 NGVD29 1 USGS D 2 S O A 62610 USGS 403914073270701 GW 1971-10-05 1.78 NAVD88 1 USGS D 2 S O A 62611 USGS 403914073270701 GW 1971-10-05 4.03 1 USGS D 2 S O A 72019 USGS 403914073270701 GW 1971-12-21 2.22 NGVD29 1 USGS D 2 S O A 62610 USGS 403914073270701 GW 1971-12-21 1.03 NAVD88 1 USGS D 2 S O A 62611 USGS 403914073270701 GW 1971-12-21 4.78 1 USGS D 2 S O A 72019 USGS 403914073270701 GW 1972-03-27 1.11 NGVD29 1 USGS D 2 S O A 62610 USGS 403914073270701 GW 1972-03-27 -0.08 NAVD88 1 USGS D 2 S O A 62611 USGS 403914073270701 GW 1972-03-27 5.89 1 USGS D 2 S O A 72019 USGS 403914073270701 GW 1972-06-09 2.12 NGVD29 1 USGS D 2 S O A 62610 USGS 403914073270701 GW 1972-06-09 0.93 NAVD88 1 USGS D 2 S O A 62611 USGS 403914073270701 GW 1972-06-09 4.88 1 USGS D 2 S O A 72019 USGS 403914073270701 GW 1972-09-15 1.73 NGVD29 1 USGS D 2 S O A 62610 USGS 403914073270701 GW 1972-09-15 0.54 NAVD88 1 USGS D 2 S O A 62611 USGS 403914073270701 GW 1972-09-15 5.27 1 USGS D 2 S O A 72019 USGS 403914073270701 GW 1972-12-27 2.63 NGVD29 1 USGS D 2 S O A 62610 USGS 403914073270701 GW 1972-12-27 1.44 NAVD88 1 USGS D 2 S O A 62611 USGS 403914073270701 GW 1972-12-27 4.37 1 USGS D 2 S O A 72019 USGS 403914073270701 GW 1973-03-28 2.94 NGVD29 1 USGS D 2 S O A 62610 USGS 403914073270701 GW 1973-03-28 1.75 NAVD88 1 USGS D 2 S O A 62611 USGS 403914073270701 GW 1973-03-28 4.06 1 USGS D 2 S O A 72019 USGS 403914073270701 GW 1973-06-18 2.22 NGVD29 1 USGS D 2 S O A 62610 USGS 403914073270701 GW 1973-06-18 1.03 NAVD88 1 USGS D 2 S O A 62611 USGS 403914073270701 GW 1973-06-18 4.78 1 USGS D 2 S O A 72019 USGS 403914073270701 GW 1973-09-25 2.57 NGVD29 1 USGS D 2 S O A 62610 USGS 403914073270701 GW 1973-09-25 1.38 NAVD88 1 USGS D 2 S O A 62611 USGS 403914073270701 GW 1973-09-25 4.43 1 USGS D 2 S O A 72019 USGS 403914073270701 GW 1973-12-07 0.57 NGVD29 1 USGS D 2 S O A 62610 USGS 403914073270701 GW 1973-12-07 -0.62 NAVD88 1 USGS D 2 S O A 62611 USGS 403914073270701 GW 1973-12-07 6.43 1 USGS D 2 S O A 72019 USGS 403914073270701 GW 1974-03-27 1.18 NGVD29 1 USGS D 2 S O A 62610 USGS 403914073270701 GW 1974-03-27 -0.01 NAVD88 1 USGS D 2 S O A 62611 USGS 403914073270701 GW 1974-03-27 5.82 1 USGS D 2 S O A 72019 USGS 403914073270701 GW 1974-06-26 1.39 NGVD29 1 USGS D 2 S O A 62610 USGS 403914073270701 GW 1974-06-26 0.20 NAVD88 1 USGS D 2 S O A 62611 USGS 403914073270701 GW 1974-06-26 5.61 1 USGS D 2 S O A 72019 USGS 403914073270701 GW 1974-09-13 1.96 NGVD29 1 USGS D 2 S O A 62610 USGS 403914073270701 GW 1974-09-13 0.77 NAVD88 1 USGS D 2 S O A 62611 USGS 403914073270701 GW 1974-09-13 5.04 1 USGS D 2 S O A 72019 USGS 403914073270701 GW 1974-12-23 2.10 NGVD29 1 USGS D 2 S O A 62610 USGS 403914073270701 GW 1974-12-23 0.91 NAVD88 1 USGS D 2 S O A 62611 USGS 403914073270701 GW 1974-12-23 4.90 1 USGS D 2 S O A 72019 USGS 403914073270701 GW 1975-03-27 1.91 NGVD29 1 USGS D 2 S O A 62610 USGS 403914073270701 GW 1975-03-27 0.72 NAVD88 1 USGS D 2 S O A 62611 USGS 403914073270701 GW 1975-03-27 5.09 1 USGS D 2 S O A 72019 USGS 403914073270701 GW 1975-06-17 2.33 NGVD29 1 USGS D 2 S O A 62610 USGS 403914073270701 GW 1975-06-17 1.14 NAVD88 1 USGS D 2 S O A 62611 USGS 403914073270701 GW 1975-06-17 4.67 1 USGS D 2 S O A 72019 USGS 403914073270701 GW 1975-12-11 1.98 NGVD29 1 USGS D 2 S O A 62610 USGS 403914073270701 GW 1975-12-11 0.79 NAVD88 1 USGS D 2 S O A 62611 USGS 403914073270701 GW 1975-12-11 5.02 1 USGS D 2 S O A 72019 USGS 403914073270701 GW 1976-03-09 2.20 NGVD29 1 USGS D 2 S O A 62610 USGS 403914073270701 GW 1976-03-09 1.01 NAVD88 1 USGS D 2 S O A 62611 USGS 403914073270701 GW 1976-03-09 4.80 1 USGS D 2 S O A 72019 USGS 403914073270701 GW 1976-06-09 1.21 NGVD29 1 USGS D 2 S O A 62610 USGS 403914073270701 GW 1976-06-09 0.02 NAVD88 1 USGS D 2 S O A 62611 USGS 403914073270701 GW 1976-06-09 5.79 1 USGS D 2 S O A 72019 USGS 403914073270701 GW 1976-09-02 1.42 NGVD29 1 USGS D 2 S O A 62610 USGS 403914073270701 GW 1976-09-02 0.23 NAVD88 1 USGS D 2 S O A 62611 USGS 403914073270701 GW 1976-09-02 5.58 1 USGS D 2 S O A 72019 USGS 403914073270701 GW 1976-12-09 1.27 NGVD29 1 USGS D 2 S O A 62610 USGS 403914073270701 GW 1976-12-09 0.08 NAVD88 1 USGS D 2 S O A 62611 USGS 403914073270701 GW 1976-12-09 5.73 1 USGS D 2 S O A 72019 USGS 403914073270701 GW 1977-03-21 1.57 NGVD29 1 USGS D 2 S O A 62610 USGS 403914073270701 GW 1977-03-21 0.38 NAVD88 1 USGS D 2 S O A 62611 USGS 403914073270701 GW 1977-03-21 5.43 1 USGS D 2 S O A 72019 USGS 403914073270701 GW 1977-06-15 1.84 NGVD29 1 USGS D 2 S O A 62610 USGS 403914073270701 GW 1977-06-15 0.65 NAVD88 1 USGS D 2 S O A 62611 USGS 403914073270701 GW 1977-06-15 5.16 1 USGS D 2 S O A 72019 USGS 403914073270701 GW 1977-08-31 1.96 NGVD29 1 USGS D 2 S O A 62610 USGS 403914073270701 GW 1977-08-31 0.77 NAVD88 1 USGS D 2 S O A 62611 USGS 403914073270701 GW 1977-08-31 5.04 1 USGS D 2 S O A 72019 USGS 403914073270701 GW 1977-12-16 2.10 NGVD29 1 USGS D 2 S O A 62610 USGS 403914073270701 GW 1977-12-16 0.91 NAVD88 1 USGS D 2 S O A 62611 USGS 403914073270701 GW 1977-12-16 4.90 1 USGS D 2 S O A 72019 USGS 403914073270701 GW 1978-03-16 1.50 NGVD29 1 USGS D 2 S O A 62610 USGS 403914073270701 GW 1978-03-16 0.31 NAVD88 1 USGS D 2 S O A 62611 USGS 403914073270701 GW 1978-03-16 5.50 1 USGS D 2 S O A 72019 USGS 403914073270701 GW 1978-05-25 1.87 NGVD29 1 USGS D 2 S O A 62610 USGS 403914073270701 GW 1978-05-25 0.68 NAVD88 1 USGS D 2 S O A 62611 USGS 403914073270701 GW 1978-05-25 5.13 1 USGS D 2 S O A 72019 USGS 403914073270701 GW 1978-06-01 1.68 NGVD29 1 USGS D 2 S O A 62610 USGS 403914073270701 GW 1978-06-01 0.49 NAVD88 1 USGS D 2 S O A 62611 USGS 403914073270701 GW 1978-06-01 5.32 1 USGS D 2 S O A 72019 USGS 403914073270701 GW 1978-06-29 1.76 NGVD29 1 USGS D 2 S O A 62610 USGS 403914073270701 GW 1978-06-29 0.57 NAVD88 1 USGS D 2 S O A 62611 USGS 403914073270701 GW 1978-06-29 5.24 1 USGS D 2 S O A 72019 USGS 403914073270701 GW 1978-07-27 1.51 NGVD29 1 USGS D 2 S O A 62610 USGS 403914073270701 GW 1978-07-27 0.32 NAVD88 1 USGS D 2 S O A 62611 USGS 403914073270701 GW 1978-07-27 5.49 1 USGS D 2 S O A 72019 USGS 403914073270701 GW 1978-08-24 1.97 NGVD29 1 USGS D 2 S O A 62610 USGS 403914073270701 GW 1978-08-24 0.78 NAVD88 1 USGS D 2 S O A 62611 USGS 403914073270701 GW 1978-08-24 5.03 1 USGS D 2 S O A 72019 USGS 403914073270701 GW 1978-09-07 1.72 NGVD29 1 USGS D 2 S O A 62610 USGS 403914073270701 GW 1978-09-07 0.53 NAVD88 1 USGS D 2 S O A 62611 USGS 403914073270701 GW 1978-09-07 5.28 1 USGS D 2 S O A 72019 USGS 403914073270701 GW 1978-09-26 1.74 NGVD29 1 USGS D 2 S O A 62610 USGS 403914073270701 GW 1978-09-26 0.55 NAVD88 1 USGS D 2 S O A 62611 USGS 403914073270701 GW 1978-09-26 5.26 1 USGS D 2 S O A 72019 USGS 403914073270701 GW 1978-10-23 1.33 NGVD29 1 USGS D 2 S O A 62610 USGS 403914073270701 GW 1978-10-23 0.14 NAVD88 1 USGS D 2 S O A 62611 USGS 403914073270701 GW 1978-10-23 5.67 1 USGS D 2 S O A 72019 USGS 403914073270701 GW 1978-11-20 1.61 NGVD29 1 USGS D 2 S O A 62610 USGS 403914073270701 GW 1978-11-20 0.42 NAVD88 1 USGS D 2 S O A 62611 USGS 403914073270701 GW 1978-11-20 5.39 1 USGS D 2 S O A 72019 USGS 403914073270701 GW 1978-12-01 2.05 NGVD29 1 USGS D 2 S O A 62610 USGS 403914073270701 GW 1978-12-01 0.86 NAVD88 1 USGS D 2 S O A 62611 USGS 403914073270701 GW 1978-12-01 4.95 1 USGS D 2 S O A 72019 USGS 403914073270701 GW 1978-12-27 0.91 NGVD29 1 USGS D 2 S O A 62610 USGS 403914073270701 GW 1978-12-27 -0.28 NAVD88 1 USGS D 2 S O A 62611 USGS 403914073270701 GW 1978-12-27 6.09 1 USGS D 2 S O A 72019 USGS 403914073270701 GW 1979-02-28 2.71 NGVD29 1 USGS D 2 S O A 62610 USGS 403914073270701 GW 1979-02-28 1.52 NAVD88 1 USGS D 2 S O A 62611 USGS 403914073270701 GW 1979-02-28 4.29 1 USGS D 2 S O A 72019 USGS 403914073270701 GW 1979-03-20 1.45 NGVD29 1 USGS D 2 S O A 62610 USGS 403914073270701 GW 1979-03-20 0.26 NAVD88 1 USGS D 2 S O A 62611 USGS 403914073270701 GW 1979-03-20 5.55 1 USGS D 2 S O A 72019 USGS 403914073270701 GW 1979-04-18 6.99 NGVD29 1 USGS D 2 S O A 62610 USGS 403914073270701 GW 1979-04-18 5.80 NAVD88 1 USGS D 2 S O A 62611 USGS 403914073270701 GW 1979-04-18 0.01 1 USGS D 2 S O A 72019 USGS 403914073270701 GW 1979-05-22 6.52 NGVD29 1 USGS D 2 S O A 62610 USGS 403914073270701 GW 1979-05-22 5.33 NAVD88 1 USGS D 2 S O A 62611 USGS 403914073270701 GW 1979-05-22 0.48 1 USGS D 2 S O A 72019 USGS 403914073270701 GW 1979-05-29 2.12 NGVD29 1 USGS D 2 S O A 62610 USGS 403914073270701 GW 1979-05-29 0.93 NAVD88 1 USGS D 2 S O A 62611 USGS 403914073270701 GW 1979-05-29 4.88 1 USGS D 2 S O A 72019 USGS 403914073270701 GW 1979-09-07 2.64 NGVD29 1 USGS D 2 S O A 62610 USGS 403914073270701 GW 1979-09-07 1.45 NAVD88 1 USGS D 2 S O A 62611 USGS 403914073270701 GW 1979-09-07 4.36 1 USGS D 2 S O A 72019 USGS 403914073270701 GW 1979-12-11 1.22 NGVD29 1 USGS D 2 S O A 62610 USGS 403914073270701 GW 1979-12-11 0.03 NAVD88 1 USGS D 2 S O A 62611 USGS 403914073270701 GW 1979-12-11 5.78 1 USGS D 2 S O A 72019 USGS 403914073270701 GW 1980-03-21 1.80 NGVD29 1 USGS D 2 S O A 62610 USGS 403914073270701 GW 1980-03-21 0.61 NAVD88 1 USGS D 2 S O A 62611 USGS 403914073270701 GW 1980-03-21 5.20 1 USGS D 2 S O A 72019 USGS 403914073270701 GW 1980-05-28 1.98 NGVD29 1 USGS D 2 S O A 62610 USGS 403914073270701 GW 1980-05-28 0.79 NAVD88 1 USGS D 2 S O A 62611 USGS 403914073270701 GW 1980-05-28 5.02 1 USGS D 2 S O A 72019 USGS 403914073270701 GW 1980-09-08 2.14 NGVD29 1 USGS D 2 S O A 62610 USGS 403914073270701 GW 1980-09-08 0.95 NAVD88 1 USGS D 2 S O A 62611 USGS 403914073270701 GW 1980-09-08 4.86 1 USGS D 2 S O A 72019 USGS 403914073270701 GW 1980-12-15 0.88 NGVD29 1 USGS D 2 S O A 62610 USGS 403914073270701 GW 1980-12-15 -0.31 NAVD88 1 USGS D 2 S O A 62611 USGS 403914073270701 GW 1980-12-15 6.12 1 USGS D 2 S O A 72019 USGS 403914073270701 GW 1981-03-12 1.83 NGVD29 1 USGS D 2 S O A 62610 USGS 403914073270701 GW 1981-03-12 0.64 NAVD88 1 USGS D 2 S O A 62611 USGS 403914073270701 GW 1981-03-12 5.17 1 USGS D 2 S O A 72019 USGS 403914073270701 GW 1981-05-29 1.97 NGVD29 1 USGS D 2 S O A 62610 USGS 403914073270701 GW 1981-05-29 0.78 NAVD88 1 USGS D 2 S O A 62611 USGS 403914073270701 GW 1981-05-29 5.03 1 USGS D 2 S O A 72019 USGS 403914073270701 GW 1981-09-08 1.69 NGVD29 1 USGS D 2 S O A 62610 USGS 403914073270701 GW 1981-09-08 0.50 NAVD88 1 USGS D 2 S O A 62611 USGS 403914073270701 GW 1981-09-08 5.31 1 USGS D 2 S O A 72019 USGS 403914073270701 GW 1981-12-28 18:12 UTC 2.34 NGVD29 1 USGS m 2 S O A 62610 USGS 403914073270701 GW 1981-12-28 18:12 UTC 1.15 NAVD88 1 USGS m 2 S O A 62611 USGS 403914073270701 GW 1981-12-28 18:12 UTC 4.66 1 USGS m 2 S O A 72019 USGS 403914073270701 GW 1982-03-08 18:05 UTC 1.59 NGVD29 1 USGS m 2 S O A 62610 USGS 403914073270701 GW 1982-03-08 18:05 UTC 0.40 NAVD88 1 USGS m 2 S O A 62611 USGS 403914073270701 GW 1982-03-08 18:05 UTC 5.41 1 USGS m 2 S O A 72019 USGS 403914073270701 GW 1982-06-28 16:40 UTC 1.54 NGVD29 1 USGS m 2 S O A 62610 USGS 403914073270701 GW 1982-06-28 16:40 UTC 0.35 NAVD88 1 USGS m 2 S O A 62611 USGS 403914073270701 GW 1982-06-28 16:40 UTC 5.46 1 USGS m 2 S O A 72019 USGS 403914073270701 GW 1982-09-09 18:30 UTC 1.90 NGVD29 1 USGS m 2 S O A 62610 USGS 403914073270701 GW 1982-09-09 18:30 UTC 0.71 NAVD88 1 USGS m 2 S O A 62611 USGS 403914073270701 GW 1982-09-09 18:30 UTC 5.10 1 USGS m 2 S O A 72019 USGS 403914073270701 GW 1982-12-10 16:04 UTC 1.03 NGVD29 1 USGS m 2 S O A 62610 USGS 403914073270701 GW 1982-12-10 16:04 UTC -0.16 NAVD88 1 USGS m 2 S O A 62611 USGS 403914073270701 GW 1982-12-10 16:04 UTC 5.97 1 USGS m 2 S O A 72019 USGS 403914073270701 GW 1983-04-11 16:12 UTC 1.98 NGVD29 1 USGS m 2 S O A 62610 USGS 403914073270701 GW 1983-04-11 16:12 UTC 0.79 NAVD88 1 USGS m 2 S O A 62611 USGS 403914073270701 GW 1983-04-11 16:12 UTC 5.02 1 USGS m 2 S O A 72019 USGS 403914073270701 GW 1983-07-08 17:01 UTC 1.73 NGVD29 1 USGS m 2 S O A 62610 USGS 403914073270701 GW 1983-07-08 17:01 UTC 0.54 NAVD88 1 USGS m 2 S O A 62611 USGS 403914073270701 GW 1983-07-08 17:01 UTC 5.27 1 USGS m 2 S O A 72019 USGS 403914073270701 GW 1983-08-02 1.68 NGVD29 1 USGS D 2 S O A 62610 USGS 403914073270701 GW 1983-08-02 0.49 NAVD88 1 USGS D 2 S O A 62611 USGS 403914073270701 GW 1983-08-02 5.32 1 USGS D 2 S O A 72019 USGS 403914073270701 GW 1984-04-20 15:48 UTC 2.41 NGVD29 1 USGS m 2 S O A 62610 USGS 403914073270701 GW 1984-04-20 15:48 UTC 1.22 NAVD88 1 USGS m 2 S O A 62611 USGS 403914073270701 GW 1984-04-20 15:48 UTC 4.59 1 USGS m 2 S O A 72019