# ---------------------------------- 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/ # # File-format description: https://help.waterdata.usgs.gov/faq/about-tab-delimited-output # Automated-retrieval info: https://help.waterdata.usgs.gov/faq/automated-retrievals # # Contact: gs-w_waterdata_support@usgs.gov # retrieved: 2024-05-17 23:11:06 EDT (nadww01) # # US Geological Survey groundwater levels # # Data for the following 1 site(s) are contained in this file # USGS 275604082431701 COVE CAY DEEP WELL NEAR HIGH POINT FL # ----------------------------------------------------------------------------------- # # 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 # # Referenced agency codes (lev_agency_cd) included in this output: # # "" Not determined # 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: # # 1 Water level accuracy to nearest tenth of a foot # 2 Water level accuracy to nearest hundredth of a foot # # Referenced source of measurement codes (lev_src_cd) included in this output: # # "" Not determined # S Measured by personnel of reporting agency. # # Referenced method of measurement codes (lev_meth_cd) included in this output: # # S Steel-tape measurement. # # Referenced water-level approval-status codes (lev_age_cd) included in this output: # # A Approved for publication -- Processing and review completed. # 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 5s 15s 6s 10d 5d 5s 12s 12s 10s 1s 5s 1s 1s 1s 1s 1s USGS 275604082431701 GW 1979-01-11 4.32 NGVD29 1 USGS D 2 S S A USGS 275604082431701 GW 1979-01-11 3.46 NAVD88 1 USGS D 2 S S A USGS 275604082431701 GW 1979-01-11 3.68 1 USGS D 2 S S A USGS 275604082431701 GW 1979-05-14 17:30 UTC 4.12 NGVD29 1 USGS m 2 S S A USGS 275604082431701 GW 1979-05-14 17:30 UTC 3.26 NAVD88 1 USGS m 2 S S A USGS 275604082431701 GW 1979-05-14 17:30 UTC 3.88 1 USGS m 2 S S A USGS 275604082431701 GW 1979-09-18 15:38 UTC 4.87 NGVD29 1 USGS m 2 S S A USGS 275604082431701 GW 1979-09-18 15:38 UTC 4.01 NAVD88 1 USGS m 2 S S A USGS 275604082431701 GW 1979-09-18 15:38 UTC 3.13 1 USGS m 2 S S A USGS 275604082431701 GW 1980-05-22 18:05 UTC 4.25 NGVD29 1 m 2 S A USGS 275604082431701 GW 1980-05-22 18:05 UTC 3.39 NAVD88 1 m 2 S A USGS 275604082431701 GW 1980-05-22 18:05 UTC 3.75 1 m 2 S A USGS 275604082431701 GW 1980-09-15 12:35 UTC 5.20 NGVD29 1 m 2 S A USGS 275604082431701 GW 1980-09-15 12:35 UTC 4.34 NAVD88 1 m 2 S A USGS 275604082431701 GW 1980-09-15 12:35 UTC 2.80 1 m 2 S A USGS 275604082431701 GW 1981-05-21 20:10 UTC 2.98 NGVD29 1 m 2 S A USGS 275604082431701 GW 1981-05-21 20:10 UTC 2.12 NAVD88 1 m 2 S A USGS 275604082431701 GW 1981-05-21 20:10 UTC 5.02 1 m 2 S A USGS 275604082431701 GW 1981-09-21 20:07 UTC 4.90 NGVD29 1 m 2 S A USGS 275604082431701 GW 1981-09-21 20:07 UTC 4.04 NAVD88 1 m 2 S A USGS 275604082431701 GW 1981-09-21 20:07 UTC 3.10 1 m 2 S A USGS 275604082431701 GW 1982-05-12 20:55 UTC 1.70 NGVD29 1 m 2 S A USGS 275604082431701 GW 1982-05-12 20:55 UTC 0.84 NAVD88 1 m 2 S A USGS 275604082431701 GW 1982-05-12 20:55 UTC 6.30 1 m 2 S A USGS 275604082431701 GW 1982-09-14 16:30 UTC 5.28 NGVD29 1 m 2 S A USGS 275604082431701 GW 1982-09-14 16:30 UTC 4.42 NAVD88 1 m 2 S A USGS 275604082431701 GW 1982-09-14 16:30 UTC 2.72 1 m 2 S A USGS 275604082431701 GW 1983-05-16 16:30 UTC 3.73 NGVD29 1 m 2 S A USGS 275604082431701 GW 1983-05-16 16:30 UTC 2.87 NAVD88 1 m 2 S A USGS 275604082431701 GW 1983-05-16 16:30 UTC 4.27 1 m 2 S A USGS 275604082431701 GW 1983-09-12 18:10 UTC 4.44 NGVD29 1 m 2 S A USGS 275604082431701 GW 1983-09-12 18:10 UTC 3.58 NAVD88 1 m 2 S A USGS 275604082431701 GW 1983-09-12 18:10 UTC 3.56 1 m 2 S A USGS 275604082431701 GW 1984-05-14 18:00 UTC 2.96 NGVD29 1 m 2 S A USGS 275604082431701 GW 1984-05-14 18:00 UTC 2.10 NAVD88 1 m 2 S A USGS 275604082431701 GW 1984-05-14 18:00 UTC 5.04 1 m 2 S A USGS 275604082431701 GW 1984-09-10 17:58 UTC 5.02 NGVD29 1 m 2 S A USGS 275604082431701 GW 1984-09-10 17:58 UTC 4.16 NAVD88 1 m 2 S A USGS 275604082431701 GW 1984-09-10 17:58 UTC 2.98 1 m 2 S A USGS 275604082431701 GW 1985-05-13 18:10 UTC 3.02 NGVD29 1 m 2 S A USGS 275604082431701 GW 1985-05-13 18:10 UTC 2.16 NAVD88 1 m 2 S A USGS 275604082431701 GW 1985-05-13 18:10 UTC 4.98 1 m 2 S A USGS 275604082431701 GW 1985-09-09 12:45 UTC 6.29 NGVD29 1 m 2 S A USGS 275604082431701 GW 1985-09-09 12:45 UTC 5.43 NAVD88 1 m 2 S A USGS 275604082431701 GW 1985-09-09 12:45 UTC 1.71 1 m 2 S A USGS 275604082431701 GW 1986-05-12 16:16 UTC 3.77 NGVD29 1 m 2 S A USGS 275604082431701 GW 1986-05-12 16:16 UTC 2.91 NAVD88 1 m 2 S A USGS 275604082431701 GW 1986-05-12 16:16 UTC 4.23 1 m 2 S A USGS 275604082431701 GW 1986-09-15 17:40 UTC 6.15 NGVD29 1 m 2 S A USGS 275604082431701 GW 1986-09-15 17:40 UTC 5.29 NAVD88 1 m 2 S A USGS 275604082431701 GW 1986-09-15 17:40 UTC 1.85 1 m 2 S A USGS 275604082431701 GW 1987-05-18 18:15 UTC 4.60 NGVD29 1 m 2 S A USGS 275604082431701 GW 1987-05-18 18:15 UTC 3.74 NAVD88 1 m 2 S A USGS 275604082431701 GW 1987-05-18 18:15 UTC 3.40 1 m 2 S A USGS 275604082431701 GW 1987-09-14 19:42 UTC 5.15 NGVD29 1 m 2 S A USGS 275604082431701 GW 1987-09-14 19:42 UTC 4.29 NAVD88 1 m 2 S A USGS 275604082431701 GW 1987-09-14 19:42 UTC 2.85 1 m 2 S A USGS 275604082431701 GW 1988-05-16 17:35 UTC 3.38 NGVD29 1 m 2 S A USGS 275604082431701 GW 1988-05-16 17:35 UTC 2.52 NAVD88 1 m 2 S A USGS 275604082431701 GW 1988-05-16 17:35 UTC 4.62 1 m 2 S A USGS 275604082431701 GW 1988-09-19 16:15 UTC 6.93 NGVD29 1 m 2 S A USGS 275604082431701 GW 1988-09-19 16:15 UTC 6.07 NAVD88 1 m 2 S A USGS 275604082431701 GW 1988-09-19 16:15 UTC 1.07 1 m 2 S A USGS 275604082431701 GW 1989-05-15 17:00 UTC 3.31 NGVD29 1 m 2 S A USGS 275604082431701 GW 1989-05-15 17:00 UTC 2.45 NAVD88 1 m 2 S A USGS 275604082431701 GW 1989-05-15 17:00 UTC 4.69 1 m 2 S A USGS 275604082431701 GW 1989-09-11 16:45 UTC 6.36 NGVD29 1 m 2 S A USGS 275604082431701 GW 1989-09-11 16:45 UTC 5.50 NAVD88 1 m 2 S A USGS 275604082431701 GW 1989-09-11 16:45 UTC 1.64 1 m 2 S A USGS 275604082431701 GW 1990-05-14 17:50 UTC 4.48 NGVD29 1 m 2 S A USGS 275604082431701 GW 1990-05-14 17:50 UTC 3.62 NAVD88 1 m 2 S A USGS 275604082431701 GW 1990-05-14 17:50 UTC 3.52 1 m 2 S A USGS 275604082431701 GW 1990-09-10 18:20 UTC 4.87 NGVD29 1 m 2 S A USGS 275604082431701 GW 1990-09-10 18:20 UTC 4.01 NAVD88 1 m 2 S A USGS 275604082431701 GW 1990-09-10 18:20 UTC 3.13 1 m 2 S A USGS 275604082431701 GW 1991-05-13 16:24 UTC 5.16 NGVD29 1 m 2 S A USGS 275604082431701 GW 1991-05-13 16:24 UTC 4.30 NAVD88 1 m 2 S A USGS 275604082431701 GW 1991-05-13 16:24 UTC 2.84 1 m 2 S A USGS 275604082431701 GW 1991-09-09 17:15 UTC 6.24 NGVD29 1 m 2 S A USGS 275604082431701 GW 1991-09-09 17:15 UTC 5.38 NAVD88 1 m 2 S A USGS 275604082431701 GW 1991-09-09 17:15 UTC 1.76 1 m 2 S A USGS 275604082431701 GW 1992-05-13 17:00 UTC 4.93 NGVD29 1 m 2 S A USGS 275604082431701 GW 1992-05-13 17:00 UTC 4.07 NAVD88 1 m 2 S A USGS 275604082431701 GW 1992-05-13 17:00 UTC 3.07 1 m 2 S A USGS 275604082431701 GW 1992-09-17 14:48 UTC 6.07 NGVD29 1 m 2 S A USGS 275604082431701 GW 1992-09-17 14:48 UTC 5.21 NAVD88 1 m 2 S A USGS 275604082431701 GW 1992-09-17 14:48 UTC 1.93 1 m 2 S A USGS 275604082431701 GW 1993-05-19 13:35 UTC 4.92 NGVD29 1 m 2 S A USGS 275604082431701 GW 1993-05-19 13:35 UTC 4.06 NAVD88 1 m 2 S A USGS 275604082431701 GW 1993-05-19 13:35 UTC 3.08 1 m 2 S A USGS 275604082431701 GW 1993-09-15 19:40 UTC 6.82 NGVD29 1 m 2 S A USGS 275604082431701 GW 1993-09-15 19:40 UTC 5.96 NAVD88 1 m 2 S A USGS 275604082431701 GW 1993-09-15 19:40 UTC 1.18 1 m 2 S A USGS 275604082431701 GW 1994-05-24 14:57 UTC 4.47 NGVD29 1 m 2 S A USGS 275604082431701 GW 1994-05-24 14:57 UTC 3.61 NAVD88 1 m 2 S A USGS 275604082431701 GW 1994-05-24 14:57 UTC 3.53 1 m 2 S A USGS 275604082431701 GW 1994-09-14 20:35 UTC 6.30 NGVD29 1 m 2 S A USGS 275604082431701 GW 1994-09-14 20:35 UTC 5.44 NAVD88 1 m 2 S A USGS 275604082431701 GW 1994-09-14 20:35 UTC 1.70 1 m 2 S A USGS 275604082431701 GW 1995-05-23 18:40 UTC 4.95 NGVD29 1 m 2 S A USGS 275604082431701 GW 1995-05-23 18:40 UTC 4.09 NAVD88 1 m 2 S A USGS 275604082431701 GW 1995-05-23 18:40 UTC 3.05 1 m 2 S A USGS 275604082431701 GW 1995-09-12 20:40 UTC 7.02 NGVD29 1 m 2 S A USGS 275604082431701 GW 1995-09-12 20:40 UTC 6.16 NAVD88 1 m 2 S A USGS 275604082431701 GW 1995-09-12 20:40 UTC 0.98 1 m 2 S A USGS 275604082431701 GW 1996-05-22 17:32 UTC 5.41 NGVD29 1 m 2 S A USGS 275604082431701 GW 1996-05-22 17:32 UTC 4.55 NAVD88 1 m 2 S A USGS 275604082431701 GW 1996-05-22 17:32 UTC 2.59 1 m 2 S A USGS 275604082431701 GW 1996-09-10 15:30 UTC 5.49 NGVD29 1 m 2 S A USGS 275604082431701 GW 1996-09-10 15:30 UTC 4.63 NAVD88 1 m 2 S A USGS 275604082431701 GW 1996-09-10 15:30 UTC 2.51 1 m 2 S A USGS 275604082431701 GW 1997-05-12 17:30 UTC 5.70 NGVD29 1 m 2 S A USGS 275604082431701 GW 1997-05-12 17:30 UTC 4.84 NAVD88 1 m 2 S A USGS 275604082431701 GW 1997-05-12 17:30 UTC 2.30 1 m 2 S A USGS 275604082431701 GW 1997-09-08 18:00 UTC 5.61 NGVD29 1 m 2 S A USGS 275604082431701 GW 1997-09-08 18:00 UTC 4.75 NAVD88 1 m 2 S A USGS 275604082431701 GW 1997-09-08 18:00 UTC 2.39 1 m 2 S A USGS 275604082431701 GW 1998-05-18 20:00 UTC 5.11 NGVD29 1 m 2 S A USGS 275604082431701 GW 1998-05-18 20:00 UTC 4.25 NAVD88 1 m 2 S A USGS 275604082431701 GW 1998-05-18 20:00 UTC 2.89 1 m 2 S A USGS 275604082431701 GW 1998-09-14 19:40 UTC 6.16 NGVD29 1 m 2 S A USGS 275604082431701 GW 1998-09-14 19:40 UTC 5.30 NAVD88 1 m 2 S A USGS 275604082431701 GW 1998-09-14 19:40 UTC 1.84 1 m 2 S A USGS 275604082431701 GW 1999-05-12 16:25 UTC 4.63 NGVD29 1 m 1 S A USGS 275604082431701 GW 1999-05-12 16:25 UTC 3.77 NAVD88 1 m 1 S A USGS 275604082431701 GW 1999-05-12 16:25 UTC 3.37 1 m 1 S A USGS 275604082431701 GW 1999-09-14 16:45 UTC 6.01 NGVD29 1 m 1 S A USGS 275604082431701 GW 1999-09-14 16:45 UTC 5.15 NAVD88 1 m 1 S A USGS 275604082431701 GW 1999-09-14 16:45 UTC 1.99 1 m 1 S A USGS 275604082431701 GW 2000-05-16 17:10 UTC 4.19 NGVD29 1 USGS m 2 S S A USGS 275604082431701 GW 2000-05-16 17:10 UTC 3.33 NAVD88 1 USGS m 2 S S A USGS 275604082431701 GW 2000-05-16 17:10 UTC 3.81 1 USGS m 2 S S A USGS 275604082431701 GW 2000-09-12 16:30 UTC 5.98 NGVD29 1 USGS m 2 S S A USGS 275604082431701 GW 2000-09-12 16:30 UTC 5.12 NAVD88 1 USGS m 2 S S A USGS 275604082431701 GW 2000-09-12 16:30 UTC 2.02 1 USGS m 2 S S A USGS 275604082431701 GW 2001-09-24 19:17 UTC 6.38 NGVD29 1 USGS m 2 S S A USGS 275604082431701 GW 2001-09-24 19:17 UTC 5.52 NAVD88 1 USGS m 2 S S A USGS 275604082431701 GW 2001-09-24 19:17 UTC 1.62 1 USGS m 2 S S A USGS 275604082431701 GW 2002-05-16 15:10 UTC 3.88 NGVD29 1 USGS m 2 S S A USGS 275604082431701 GW 2002-05-16 15:10 UTC 3.02 NAVD88 1 USGS m 2 S S A USGS 275604082431701 GW 2002-05-16 15:10 UTC 4.12 1 USGS m 2 S S A USGS 275604082431701 GW 2002-09-18 14:30 UTC 6.06 NGVD29 1 USGS m 2 S S A USGS 275604082431701 GW 2002-09-18 14:30 UTC 5.20 NAVD88 1 USGS m 2 S S A USGS 275604082431701 GW 2002-09-18 14:30 UTC 1.94 1 USGS m 2 S S A USGS 275604082431701 GW 2003-05-19 18:55 UTC 5.33 NGVD29 1 USGS m 2 S S A USGS 275604082431701 GW 2003-05-19 18:55 UTC 4.47 NAVD88 1 USGS m 2 S S A USGS 275604082431701 GW 2003-05-19 18:55 UTC 2.67 1 USGS m 2 S S A USGS 275604082431701 GW 2003-09-17 19:30 UTC 5.78 NGVD29 1 USGS m 2 S S A USGS 275604082431701 GW 2003-09-17 19:30 UTC 4.92 NAVD88 1 USGS m 2 S S A USGS 275604082431701 GW 2003-09-17 19:30 UTC 2.22 1 USGS m 2 S S A USGS 275604082431701 GW 2004-05-20 13:00 UTC 4.58 NGVD29 1 USGS m 2 S S A USGS 275604082431701 GW 2004-05-20 13:00 UTC 3.72 NAVD88 1 USGS m 2 S S A USGS 275604082431701 GW 2004-05-20 13:00 UTC 3.42 1 USGS m 2 S S A USGS 275604082431701 GW 2004-09-22 12:25 UTC 5.97 NGVD29 1 USGS m 2 S S A USGS 275604082431701 GW 2004-09-22 12:25 UTC 5.11 NAVD88 1 USGS m 2 S S A USGS 275604082431701 GW 2004-09-22 12:25 UTC 2.03 1 USGS m 2 S S A USGS 275604082431701 GW 2005-05-25 13:55 UTC 5.20 NGVD29 1 USGS m 2 S S A USGS 275604082431701 GW 2005-05-25 13:55 UTC 4.34 NAVD88 1 USGS m 2 S S A USGS 275604082431701 GW 2005-05-25 13:55 UTC 2.80 1 USGS m 2 S S A USGS 275604082431701 GW 2005-09-21 13:10 UTC 5.00 NGVD29 1 USGS m 2 S S A USGS 275604082431701 GW 2005-09-21 13:10 UTC 4.14 NAVD88 1 USGS m 2 S S A USGS 275604082431701 GW 2005-09-21 13:10 UTC 3.00 1 USGS m 2 S S A USGS 275604082431701 GW 2006-05-16 12:54 UTC 4.53 NGVD29 1 USGS m 2 S S A USGS 275604082431701 GW 2006-05-16 12:54 UTC 3.67 NAVD88 1 USGS m 2 S S A USGS 275604082431701 GW 2006-05-16 12:54 UTC 3.47 1 USGS m 2 S S A USGS 275604082431701 GW 2006-09-19 14:25 UTC 6.52 NGVD29 1 USGS m 2 S S A USGS 275604082431701 GW 2006-09-19 14:25 UTC 5.66 NAVD88 1 USGS m 2 S S A USGS 275604082431701 GW 2006-09-19 14:25 UTC 1.48 1 USGS m 2 S S A USGS 275604082431701 GW 2007-05-21 18:26 UTC 4.83 NGVD29 1 USGS m 2 S S A USGS 275604082431701 GW 2007-05-21 18:26 UTC 3.97 NAVD88 1 USGS m 2 S S A USGS 275604082431701 GW 2007-05-21 18:26 UTC 3.17 1 USGS m 2 S S A USGS 275604082431701 GW 2007-09-19 18:23 UTC 5.47 NGVD29 1 USGS m 2 S S A USGS 275604082431701 GW 2007-09-19 18:23 UTC 4.61 NAVD88 1 USGS m 2 S S A USGS 275604082431701 GW 2007-09-19 18:23 UTC 2.53 1 USGS m 2 S S A USGS 275604082431701 GW 2008-05-21 13:23 UTC 5.08 NGVD29 1 USGS m 2 S S A USGS 275604082431701 GW 2008-05-21 13:23 UTC 4.22 NAVD88 1 USGS m 2 S S A USGS 275604082431701 GW 2008-05-21 13:23 UTC 2.92 1 USGS m 2 S S A USGS 275604082431701 GW 2008-09-17 17:43 UTC 5.86 NGVD29 1 USGS m 2 S S A USGS 275604082431701 GW 2008-09-17 17:43 UTC 5.00 NAVD88 1 USGS m 2 S S A USGS 275604082431701 GW 2008-09-17 17:43 UTC 2.14 1 USGS m 2 S S A USGS 275604082431701 GW 2009-05-20 17:30 UTC 5.37 NGVD29 1 USGS m 2 S S A USGS 275604082431701 GW 2009-05-20 17:30 UTC 4.51 NAVD88 1 USGS m 2 S S A USGS 275604082431701 GW 2009-05-20 17:30 UTC 2.63 1 USGS m 2 S S A USGS 275604082431701 GW 2009-09-21 17:15 UTC 6.62 NGVD29 1 USGS m 2 S S A USGS 275604082431701 GW 2009-09-21 17:15 UTC 5.76 NAVD88 1 USGS m 2 S S A USGS 275604082431701 GW 2009-09-21 17:15 UTC 1.38 1 USGS m 2 S S A USGS 275604082431701 GW 2010-05-18 14:00 UTC 5.19 NGVD29 1 USGS m 2 S S A USGS 275604082431701 GW 2010-05-18 14:00 UTC 4.33 NAVD88 1 USGS m 2 S S A USGS 275604082431701 GW 2010-05-18 14:00 UTC 2.81 1 USGS m 2 S S A USGS 275604082431701 GW 2010-09-13 18:00 UTC 5.79 NGVD29 1 USGS m 2 S S A USGS 275604082431701 GW 2010-09-13 18:00 UTC 4.93 NAVD88 1 USGS m 2 S S A USGS 275604082431701 GW 2010-09-13 18:00 UTC 2.21 1 USGS m 2 S S A USGS 275604082431701 GW 2011-05-23 18:55 UTC 4.53 NGVD29 1 USGS m 2 S S A USGS 275604082431701 GW 2011-05-23 18:55 UTC 3.67 NAVD88 1 USGS m 2 S S A USGS 275604082431701 GW 2011-05-23 18:55 UTC 3.47 1 USGS m 2 S S A USGS 275604082431701 GW 2011-09-13 18:10 UTC 5.87 NGVD29 1 USGS m 2 S S A USGS 275604082431701 GW 2011-09-13 18:10 UTC 5.01 NAVD88 1 USGS m 2 S S A USGS 275604082431701 GW 2011-09-13 18:10 UTC 2.13 1 USGS m 2 S S A