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Groundwater levels for the Nation
Agency code = | usgs |
---|---|
site_no list = |
|
Minimum number of levels = | 1 |
Table of data |
Tab-separated data |
Graph of data |
Reselect period |
Date | Time |
Water-level date-time accuracy |
Parameter code | Water level, feet below land surface |
Water level, feet above specific vertical datum |
Referenced vertical datum |
Status |
Method of measurement |
Measuring agency |
Source of measurement |
Water-level approval status |
---|---|---|---|---|---|---|---|---|---|---|---|
1973-07-01 | D | 62610 |   | -92.28 | NGVD29 | 1 | S | USGS | S | A | |
1973-07-01 | D | 62611 |   | -92.26 | NAVD88 | 1 | S | USGS | S | A | |
1973-07-01 | D | 72019 | 210.69 |   |   | 1 | S | USGS | S | A | |
1975-04-04 | D | 62610 |   | 7.41 | NGVD29 | 1 | O |   |   | A | |
1975-04-04 | D | 62611 |   | 7.43 | NAVD88 | 1 | O |   |   | A | |
1975-04-04 | D | 72019 | 111.00 |   |   | 1 | O |   |   | A | |
1976-01-10 | D | 62610 |   | -91.59 | NGVD29 | 1 | O |   |   | A | |
1976-01-10 | D | 62611 |   | -91.57 | NAVD88 | 1 | O |   |   | A | |
1976-01-10 | D | 72019 | 210.00 |   |   | 1 | O |   |   | A | |
1976-11-10 | D | 62610 |   | -113.59 | NGVD29 | 1 | O |   |   | A | |
1976-11-10 | D | 62611 |   | -113.57 | NAVD88 | 1 | O |   |   | A | |
1976-11-10 | D | 72019 | 232.00 |   |   | 1 | O |   |   | A | |
1977-03-22 | D | 62610 |   | -106.59 | NGVD29 | 1 | O |   |   | A | |
1977-03-22 | D | 62611 |   | -106.57 | NAVD88 | 1 | O |   |   | A | |
1977-03-22 | D | 72019 | 225.00 |   |   | 1 | O |   |   | A | |
1977-07-15 | D | 62610 |   | -132.59 | NGVD29 | 1 | O |   |   | A | |
1977-07-15 | D | 62611 |   | -132.57 | NAVD88 | 1 | O |   |   | A | |
1977-07-15 | D | 72019 | 251.00 |   |   | 1 | O |   |   | A | |
1977-07-23 | D | 62610 |   | -132.59 | NGVD29 | 1 | O |   |   | A | |
1977-07-23 | D | 62611 |   | -132.57 | NAVD88 | 1 | O |   |   | A | |
1977-07-23 | D | 72019 | 251.00 |   |   | 1 | O |   |   | A | |
1977-11-23 | D | 62610 |   | -120.59 | NGVD29 | 1 | O |   |   | A | |
1977-11-23 | D | 62611 |   | -120.57 | NAVD88 | 1 | O |   |   | A | |
1977-11-23 | D | 72019 | 239.00 |   |   | 1 | O |   |   | A | |
1978-01-11 | D | 62610 |   | -128.59 | NGVD29 | 1 | O |   |   | A | |
1978-01-11 | D | 62611 |   | -128.57 | NAVD88 | 1 | O |   |   | A | |
1978-01-11 | D | 72019 | 247.00 |   |   | 1 | O |   |   | A | |
1978-03-12 | D | 62610 |   | -129.59 | NGVD29 | 1 | O |   |   | A | |
1978-03-12 | D | 62611 |   | -129.57 | NAVD88 | 1 | O |   |   | A | |
1978-03-12 | D | 72019 | 248.00 |   |   | 1 | O |   |   | A | |
1978-08-17 | D | 62610 |   | -153.59 | NGVD29 | 1 | O |   |   | A | |
1978-08-17 | D | 62611 |   | -153.57 | NAVD88 | 1 | O |   |   | A | |
1978-08-17 | D | 72019 | 272.00 |   |   | 1 | O |   |   | A | |
1978-09-07 | D | 62610 |   | -158.59 | NGVD29 | 1 | O |   |   | A | |
1978-09-07 | D | 62611 |   | -158.57 | NAVD88 | 1 | O |   |   | A | |
1978-09-07 | D | 72019 | 277.00 |   |   | 1 | O |   |   | A | |
1978-10-11 | D | 62610 |   | -149.59 | NGVD29 | 1 | O |   |   | A | |
1978-10-11 | D | 62611 |   | -149.57 | NAVD88 | 1 | O |   |   | A | |
1978-10-11 | D | 72019 | 268.00 |   |   | 1 | O |   |   | A | |
1978-11-02 | D | 62610 |   | -147.59 | NGVD29 | 1 | O |   |   | A | |
1978-11-02 | D | 62611 |   | -147.57 | NAVD88 | 1 | O |   |   | A | |
1978-11-02 | D | 72019 | 266.00 |   |   | 1 | O |   |   | A | |
1978-12-11 | D | 62610 |   | -147.59 | NGVD29 | 1 | O |   |   | A | |
1978-12-11 | D | 62611 |   | -147.57 | NAVD88 | 1 | O |   |   | A | |
1978-12-11 | D | 72019 | 266.00 |   |   | 1 | O |   |   | A | |
1979-02-05 | D | 62610 |   | -141.59 | NGVD29 | 1 | O |   |   | A | |
1979-02-05 | D | 62611 |   | -141.57 | NAVD88 | 1 | O |   |   | A | |
1979-02-05 | D | 72019 | 260.00 |   |   | 1 | O |   |   | A | |
1979-03-08 | D | 62610 |   | -141.59 | NGVD29 | 1 | O |   |   | A | |
1979-03-08 | D | 62611 |   | -141.57 | NAVD88 | 1 | O |   |   | A | |
1979-03-08 | D | 72019 | 260.00 |   |   | 1 | O |   |   | A | |
1979-06-04 | D | 62610 |   | -141.59 | NGVD29 | 1 | O |   |   | A | |
1979-06-04 | D | 62611 |   | -141.57 | NAVD88 | 1 | O |   |   | A | |
1979-06-04 | D | 72019 | 260.00 |   |   | 1 | O |   |   | A | |
1979-10-02 | D | 62610 |   | -136.59 | NGVD29 | 1 | O |   |   | A | |
1979-10-02 | D | 62611 |   | -136.57 | NAVD88 | 1 | O |   |   | A | |
1979-10-02 | D | 72019 | 255.00 |   |   | 1 | O |   |   | A | |
1981-01-26 | D | 62610 |   | -151.59 | NGVD29 | 1 | O |   |   | A | |
1981-01-26 | D | 62611 |   | -151.57 | NAVD88 | 1 | O |   |   | A | |
1981-01-26 | D | 72019 | 270.00 |   |   | 1 | O |   |   | A | |
1981-02-24 | D | 62610 |   | -153.59 | NGVD29 | 1 | O |   |   | A | |
1981-02-24 | D | 62611 |   | -153.57 | NAVD88 | 1 | O |   |   | A | |
1981-02-24 | D | 72019 | 272.00 |   |   | 1 | O |   |   | A | |
1981-03-30 | D | 62610 |   | -156.59 | NGVD29 | 1 | O |   |   | A | |
1981-03-30 | D | 62611 |   | -156.57 | NAVD88 | 1 | O |   |   | A | |
1981-03-30 | D | 72019 | 275.00 |   |   | 1 | O |   |   | A | |
1981-05-01 | D | 62610 |   | -141.59 | NGVD29 | 1 | O |   |   | A | |
1981-05-01 | D | 62611 |   | -141.57 | NAVD88 | 1 | O |   |   | A | |
1981-05-01 | D | 72019 | 260.00 |   |   | 1 | O |   |   | A | |
1981-07-16 | D | 62610 |   | -165.59 | NGVD29 | 1 | O |   |   | A | |
1981-07-16 | D | 62611 |   | -165.57 | NAVD88 | 1 | O |   |   | A | |
1981-07-16 | D | 72019 | 284.00 |   |   | 1 | O |   |   | A | |
1982-01-06 | D | 62610 |   | -156.59 | NGVD29 | 1 | O |   |   | A | |
1982-01-06 | D | 62611 |   | -156.57 | NAVD88 | 1 | O |   |   | A | |
1982-01-06 | D | 72019 | 275.00 |   |   | 1 | O |   |   | A | |
1985-07-19 | D | 62610 |   | -263.59 | NGVD29 | 1 | O |   |   | A | |
1985-07-19 | D | 62611 |   | -263.57 | NAVD88 | 1 | O |   |   | A | |
1985-07-19 | D | 72019 | 382.00 |   |   | 1 | O |   |   | A | |
1985-08-28 | D | 62610 |   | -221.59 | NGVD29 | 1 | O |   |   | A | |
1985-08-28 | D | 62611 |   | -221.57 | NAVD88 | 1 | O |   |   | A | |
1985-08-28 | D | 72019 | 340.00 |   |   | 1 | O |   |   | A | |
1985-09-03 | D | 62610 |   | -221.59 | NGVD29 | 1 | O |   |   | A | |
1985-09-03 | D | 62611 |   | -221.57 | NAVD88 | 1 | O |   |   | A | |
1985-09-03 | D | 72019 | 340.00 |   |   | 1 | O |   |   | A | |
1985-10-02 | D | 62610 |   | -213.59 | NGVD29 | 1 | O |   |   | A | |
1985-10-02 | D | 62611 |   | -213.57 | NAVD88 | 1 | O |   |   | A | |
1985-10-02 | D | 72019 | 332.00 |   |   | 1 | O |   |   | A | |
1985-11-04 | D | 62610 |   | -213.59 | NGVD29 | 1 | O |   |   | A | |
1985-11-04 | D | 62611 |   | -213.57 | NAVD88 | 1 | O |   |   | A | |
1985-11-04 | D | 72019 | 332.00 |   |   | 1 | O |   |   | A | |
1985-12-23 | D | 62610 |   | -213.59 | NGVD29 | 1 | O |   |   | A | |
1985-12-23 | D | 62611 |   | -213.57 | NAVD88 | 1 | O |   |   | A | |
1985-12-23 | D | 72019 | 332.00 |   |   | 1 | O |   |   | A | |
1986-01-03 | D | 62610 |   | -181.59 | NGVD29 | 1 | O |   |   | A | |
1986-01-03 | D | 62611 |   | -181.57 | NAVD88 | 1 | O |   |   | A | |
1986-01-03 | D | 72019 | 300.00 |   |   | 1 | O |   |   | A | |
1986-02 | M | 62610 |   | -166.59 | NGVD29 | 1 | O |   |   | A | |
1986-02 | M | 62611 |   | -166.57 | NAVD88 | 1 | O |   |   | A | |
1986-02 | M | 72019 | 285.00 |   |   | 1 | O |   |   | A | |
1986-03 | M | 62610 |   | -167.59 | NGVD29 | 1 | O |   |   | A | |
1986-03 | M | 62611 |   | -167.57 | NAVD88 | 1 | O |   |   | A | |
1986-03 | M | 72019 | 286.00 |   |   | 1 | O |   |   | A | |
1986-04-01 | D | 62610 |   | -169.59 | NGVD29 | 1 | O |   |   | A | |
1986-04-01 | D | 62611 |   | -169.57 | NAVD88 | 1 | O |   |   | A | |
1986-04-01 | D | 72019 | 288.00 |   |   | 1 | O |   |   | A | |
1986-05-06 | D | 62610 |   | -167.59 | NGVD29 | 1 | O |   |   | A | |
1986-05-06 | D | 62611 |   | -167.57 | NAVD88 | 1 | O |   |   | A | |
1986-05-06 | D | 72019 | 286.00 |   |   | 1 | O |   |   | A | |
1986-06-03 | D | 62610 |   | -168.59 | NGVD29 | 1 | O |   |   | A | |
1986-06-03 | D | 62611 |   | -168.57 | NAVD88 | 1 | O |   |   | A | |
1986-06-03 | D | 72019 | 287.00 |   |   | 1 | O |   |   | A | |
1986-07-24 | D | 62610 |   | -199.59 | NGVD29 | 1 | O |   |   | A | |
1986-07-24 | D | 62611 |   | -199.57 | NAVD88 | 1 | O |   |   | A | |
1986-07-24 | D | 72019 | 318.00 |   |   | 1 | O |   |   | A | |
1986-08-14 | D | 62610 |   | -204.59 | NGVD29 | 1 | O |   |   | A | |
1986-08-14 | D | 62611 |   | -204.57 | NAVD88 | 1 | O |   |   | A | |
1986-08-14 | D | 72019 | 323.00 |   |   | 1 | O |   |   | A | |
1986-09-04 | D | 62610 |   | -205.59 | NGVD29 | 1 | O |   |   | A | |
1986-09-04 | D | 62611 |   | -205.57 | NAVD88 | 1 | O |   |   | A | |
1986-09-04 | D | 72019 | 324.00 |   |   | 1 | O |   |   | A | |
1986-10-01 | D | 62610 |   | -200.59 | NGVD29 | 1 | O |   |   | A | |
1986-10-01 | D | 62611 |   | -200.57 | NAVD88 | 1 | O |   |   | A | |
1986-10-01 | D | 72019 | 319.00 |   |   | 1 | O |   |   | A | |
1986-12-15 | D | 62610 |   | -178.59 | NGVD29 | 1 | O |   |   | A | |
1986-12-15 | D | 62611 |   | -178.57 | NAVD88 | 1 | O |   |   | A | |
1986-12-15 | D | 72019 | 297.00 |   |   | 1 | O |   |   | A | |
1987-01 | M | 62610 |   | -173.59 | NGVD29 | 1 | O |   |   | A | |
1987-01 | M | 62611 |   | -173.57 | NAVD88 | 1 | O |   |   | A | |
1987-01 | M | 72019 | 292.00 |   |   | 1 | O |   |   | A | |
1988-01-14 | D | 62610 |   | -185.59 | NGVD29 | 1 | O |   |   | A | |
1988-01-14 | D | 62611 |   | -185.57 | NAVD88 | 1 | O |   |   | A | |
1988-01-14 | D | 72019 | 304.00 |   |   | 1 | O |   |   | A | |
1989-01-05 | D | 62610 |   | -281.59 | NGVD29 | 1 | O |   |   | A | |
1989-01-05 | D | 62611 |   | -281.57 | NAVD88 | 1 | O |   |   | A | |
1989-01-05 | D | 72019 | 400.00 |   |   | 1 | O |   |   | A | |
1990-01 | M | 62610 |   | -201.59 | NGVD29 | P | O |   |   | A | |
1990-01 | M | 62611 |   | -201.57 | NAVD88 | P | O |   |   | A | |
1990-01 | M | 72019 | 320.00 |   |   | P | O |   |   | A | |
1991-01-08 | D | 62610 |   | -207.59 | NGVD29 | P | O |   |   | A | |
1991-01-08 | D | 62611 |   | -207.57 | NAVD88 | P | O |   |   | A | |
1991-01-08 | D | 72019 | 326.00 |   |   | P | O |   |   | A | |
1992-01-14 | D | 62610 |   | -203.59 | NGVD29 | P | O |   |   | A | |
1992-01-14 | D | 62611 |   | -203.57 | NAVD88 | P | O |   |   | A | |
1992-01-14 | D | 72019 | 322.00 |   |   | P | O |   |   | A | |
1993-01-11 | D | 62610 |   | -223.59 | NGVD29 | 1 | O |   |   | A | |
1993-01-11 | D | 62611 |   | -223.57 | NAVD88 | 1 | O |   |   | A | |
1993-01-11 | D | 72019 | 342.00 |   |   | 1 | O |   |   | A | |
1994-01-03 | D | 62610 |   | -216.59 | NGVD29 | 1 | O |   |   | A | |
1994-01-03 | D | 62611 |   | -216.57 | NAVD88 | 1 | O |   |   | A | |
1994-01-03 | D | 72019 | 335.00 |   |   | 1 | O |   |   | A | |
1995-01-12 | D | 62610 |   | -207.59 | NGVD29 | 1 | O |   |   | A | |
1995-01-12 | D | 62611 |   | -207.57 | NAVD88 | 1 | O |   |   | A | |
1995-01-12 | D | 72019 | 326.00 |   |   | 1 | O |   |   | A | |
1997-01-31 | D | 62610 |   | -224.59 | NGVD29 | 1 | O |   |   | A | |
1997-01-31 | D | 62611 |   | -224.57 | NAVD88 | 1 | O |   |   | A | |
1997-01-31 | D | 72019 | 343.00 |   |   | 1 | O |   |   | A | |
1998-01-08 | D | 62610 |   | -202.59 | NGVD29 | 1 | O |   |   | A | |
1998-01-08 | D | 62611 |   | -202.57 | NAVD88 | 1 | O |   |   | A | |
1998-01-08 | D | 72019 | 321.00 |   |   | 1 | O |   |   | A | |
2003-01-14 | 18:00 UTC | m | 62610 |   | -222.59 | NGVD29 | 1 | O | USGS | S | A |
2003-01-14 | 18:00 UTC | m | 62611 |   | -222.57 | NAVD88 | 1 | O | USGS | S | A |
2003-01-14 | 18:00 UTC | m | 72019 | 341.00 |   |   | 1 | O | USGS | S | A |
2004-01-29 | D | 62610 |   | -236.59 | NGVD29 | 1 | O |   |   | A | |
2004-01-29 | D | 62611 |   | -236.57 | NAVD88 | 1 | O |   |   | A | |
2004-01-29 | D | 72019 | 355.00 |   |   | 1 | O |   |   | A | |
2005-01-15 | 06:01 UTC | m | 62610 |   | -193.59 | NGVD29 | 1 | O | USGS | S | A |
2005-01-15 | 06:01 UTC | m | 62611 |   | -193.57 | NAVD88 | 1 | O | USGS | S | A |
2005-01-15 | 06:01 UTC | m | 72019 | 312.00 |   |   | 1 | O | USGS | S | A |
2005-12-28 | D | 62610 |   | -215.59 | NGVD29 | P | A | USGS | S | A | |
2005-12-28 | D | 62611 |   | -215.57 | NAVD88 | P | A | USGS | S | A | |
2005-12-28 | D | 72019 | 334.00 |   |   | P | A | USGS | S | A | |
2005-12-28 | 06:00 UTC | m | 62610 |   | -215.59 | NGVD29 | P | A | USGS | S | A |
2005-12-28 | 06:00 UTC | m | 62611 |   | -215.57 | NAVD88 | P | A | USGS | S | A |
2005-12-28 | 06:00 UTC | m | 72019 | 334.00 |   |   | P | A | USGS | S | A |
2005-12-29 | 06:00 UTC | m | 62610 |   | -215.59 | NGVD29 | P | A | USGS | S | A |
2005-12-29 | 06:00 UTC | m | 62611 |   | -215.57 | NAVD88 | P | A | USGS | S | A |
2005-12-29 | 06:00 UTC | m | 72019 | 334.00 |   |   | P | A | USGS | S | A |
2007-12-20 | D | 62610 |   | -268.59 | NGVD29 | P | O | USGS | S | A | |
2007-12-20 | D | 62611 |   | -268.57 | NAVD88 | P | O | USGS | S | A | |
2007-12-20 | D | 72019 | 387.00 |   |   | P | O | USGS | S | A | |
2007-12-20 | 06:00 UTC | m | 62610 |   | -268.59 | NGVD29 | P | O | USGS | S | A |
2007-12-20 | 06:00 UTC | m | 62611 |   | -268.57 | NAVD88 | P | O | USGS | S | A |
2007-12-20 | 06:00 UTC | m | 72019 | 387.00 |   |   | P | O | USGS | S | A |
2007-12-21 | 06:00 UTC | m | 62610 |   | -268.59 | NGVD29 | P | O | USGS | S | A |
2007-12-21 | 06:00 UTC | m | 62611 |   | -268.57 | NAVD88 | P | O | USGS | S | A |
2007-12-21 | 06:00 UTC | m | 72019 | 387.00 |   |   | P | O | USGS | S | A |
2009-01-13 | 06:00 UTC | m | 62610 |   | -211.59 | NGVD29 | 1 | O | USGS | S | A |
2009-01-13 | 06:00 UTC | m | 62611 |   | -211.57 | NAVD88 | 1 | O | USGS | S | A |
2009-01-13 | 06:00 UTC | m | 72019 | 330.00 |   |   | 1 | O | USGS | S | A |
2010-01-10 | 06:01 UTC | m | 62610 |   | -193.59 | NGVD29 | P | G | USGS | S | A |
2010-01-10 | 06:01 UTC | m | 62611 |   | -193.57 | NAVD88 | P | G | USGS | S | A |
2010-01-10 | 06:01 UTC | m | 72019 | 312.00 |   |   | P | G | USGS | S | A |
2011-01-06 | 06:00 UTC | m | 62610 |   | -199.59 | NGVD29 | 1 | S |   |   | A |
2011-01-06 | 06:00 UTC | m | 62611 |   | -199.57 | NAVD88 | 1 | S |   |   | A |
2011-01-06 | 06:00 UTC | m | 72019 | 318.00 |   |   | 1 | S |   |   | A |
2012-01-04 | 06:00 UTC | m | 62610 |   | -190.59 | NGVD29 | 1 | A |   |   | A |
2012-01-04 | 06:00 UTC | m | 62611 |   | -190.57 | NAVD88 | 1 | A |   |   | A |
2012-01-04 | 06:00 UTC | m | 72019 | 309.00 |   |   | 1 | A |   |   | A |
2013-01-07 | 06:00 UTC | m | 62610 |   | -176.59 | NGVD29 | P | O |   |   | A |
2013-01-07 | 06:00 UTC | m | 62611 |   | -176.57 | NAVD88 | P | O |   |   | A |
2013-01-07 | 06:00 UTC | m | 72019 | 295.00 |   |   | P | O |   |   | A |
2014-01-16 | 06:00 UTC | m | 62610 |   | -192.59 | NGVD29 | 1 | O | USGS | S | A |
2014-01-16 | 06:00 UTC | m | 62611 |   | -192.57 | NAVD88 | 1 | O | USGS | S | A |
2014-01-16 | 06:00 UTC | m | 72019 | 311.00 |   |   | 1 | O | USGS | S | A |
2015-01-20 | 07:01 UTC | m | 62610 |   | -180.59 | NGVD29 | 1 | O | USGS | S | A |
2015-01-20 | 07:01 UTC | m | 62611 |   | -180.57 | NAVD88 | 1 | O | USGS | S | A |
2015-01-20 | 07:01 UTC | m | 72019 | 299.00 |   |   | 1 | O | USGS | S | A |
2016-01-20 | 06:01 UTC | m | 62610 |   | -194.59 | NGVD29 | P | S | USGS | S | A |
2016-01-20 | 06:01 UTC | m | 62611 |   | -194.57 | NAVD88 | P | S | USGS | S | A |
2016-01-20 | 06:01 UTC | m | 72019 | 313.00 |   |   | P | S | USGS | S | A |
2017-01-23 | 06:01 UTC | m | 62610 |   | -238.59 | NGVD29 | P | O | USGS | S | A |
2017-01-23 | 06:01 UTC | m | 62611 |   | -238.57 | NAVD88 | P | O | USGS | S | A |
2017-01-23 | 06:01 UTC | m | 72019 | 357.00 |   |   | P | O | USGS | S | A |
2018-01-26 | D | 62610 |   | -166.59 | NGVD29 | 1 | O | USGS | S | A | |
2018-01-26 | D | 62611 |   | -166.57 | NAVD88 | 1 | O | USGS | S | A | |
2018-01-26 | D | 72019 | 285.00 |   |   | 1 | O | USGS | S | A | |
2019-01-04 | D | 62610 |   | -170.59 | NGVD29 | 1 | O |   |   | P | |
2019-01-04 | D | 62611 |   | -170.57 | NAVD88 | 1 | O |   |   | P | |
2019-01-04 | D | 72019 | 289.00 |   |   | 1 | O |   |   | P | |
2020-01-15 | D | 62610 |   | -166.69 | NGVD29 | 1 | O |   |   | P | |
2020-01-15 | D | 62611 |   | -166.67 | NAVD88 | 1 | O |   |   | P | |
2020-01-15 | D | 72019 | 285.10 |   |   | 1 | O |   |   | P |
Section | Code | Description |
---|---|---|
Water-level date-time accuracy | D | Date is accurate to the Day |
Water-level date-time accuracy | M | Date is accurate to the Month |
Water-level date-time accuracy | m | Date is accurate to the Minute |
Parameter code | 62610 | Groundwater level above NGVD 1929, feet |
Parameter code | 62611 | Groundwater level above NAVD 1988, feet |
Parameter code | 72019 | Depth to water level, feet below land surface |
Referenced vertical datum | NAVD88 | North American Vertical Datum of 1988 |
Referenced vertical datum | NGVD29 | National Geodetic Vertical Datum of 1929 |
Status | 1 | Static |
Status | P | Pumping |
Method of measurement | A | Airline measurement. |
Method of measurement | G | Pressure-gage measurement. |
Method of measurement | O | Observed. |
Method of measurement | S | Steel-tape measurement. |
Measuring agency | Not determined | |
Measuring agency | USGS | U.S. Geological Survey |
Source of measurement | Not determined | |
Source of measurement | S | Measured by personnel of reporting agency. |
Water-level approval status | A | Approved for publication -- Processing and review completed. |
Water-level approval status | P | Provisional data subject to revision. |