Grahamstown Raw West Main (WM), Grahamstown Raw East Main (EM),
March 6 2017: (WM) PFOS 0.003ug/L, PFHxS 0.003ug/L
March 20 2017: (WM) PFOS 0.005ug/L
June 13 2017: (WM) PFOS 0.004ug/L
June 14 2017: (WM) PFOS 0.002ug/L
July 10 2017: (WM) PFOS 0.004ug/L
September 11 2017: (WM) PFOS 0.006ug/L, PFHxS 0.002ug/L
October 30 2017: (WM) PFOS 0.003ug/L, PFHxS 0.002ug/L
November 13 2017: (WM) PFOS 0.003ug/L
December 11 2017: (WM) PFOS 0.004ug/L
December 18 2017: (WM) PFHxS 0.002ug/L
January 1 2018: (WM) PFOS 0.002ug/L
March 19 2018: (WM) PFHxS 0.002ug/L
April 18 2018: (WM) PFHxS 0.003ug/L
July 9 2018: (EM) PFOS 0.002ug/L
July 16 2018: (EM) 6:2 FTS 0.016ug/L, 8:2 FTS 0.007ug/L
July 18 2018: (WM) PFOS 0.002ug/L
August 13 2018: (WM) PFOS 0.003ug/L. (EM) PFOS 0.003ug/L
August 27 2018: (EM) PFOS 0.002ug/L
September 3 2018: (EM) PFOS 0.004ug/L, PFHxS 0.002ug/L
September 10 2018: (WM) PFOS 0.003ug/L. (EM) PFOS 0.003ug/L.
January 30 2019: (EM) PFHxS 0.002ug/L
February 11 2019: (WM) PFOS 0.003ug/L. (EM) PFOS 0.003ug/L
February 19 2019: (EW) PFOS 0.008ug/L, PFHxS 0.004ug/L.
March 4 2019: (EW) PFOS 0.002ug/L
April 8 2019: (EM) PFHxS 0.003ug/L
May 14 2019: (WM) PFOS 0.003ug/L. (EM) PFOS 0.003ug/L
August 27 2019: (WM) PFOS 0.008ug/L, PFHxS 0.004ug/L. (EM) PFHxS 0.002ug/L
September 2 2019: (EM) PFHxS 0.003ug/L
September 9 2019: (EM) PFHxS 0.003ug/L.
September 16 2019: (EM) PFHxS 0.003ug/L.
September 23 2019: (EM) PFHxS 0.003ug/L
October 8 2019: (EM) PFHxS 0.002ug/L
October 21 2019: (EM) PFOS 0.002ug/L, PFHxS 0.002ug/L
October 28 2019: (WM) PFHxS 0.002ug/L, (EM) PFOS 0.002ug/L, PFHxS 0.004ug/L.
November 5 2019: (EM) PFHxS 0.003ug/L
November 11 2019: (EM) PFOS 0.002ug/L, PFHxS 0.002ug/L
November 18 2019: (EM) PFHxS 0.002ug/L
November 25 2019: (WM) PFOS 0.004ug/L, (EM) PFOS 0.003ug/L
December 2 2019: (EM) PFOS 0.005ug/L, PFHxS 0.002ug/L
December 9 2019: (EM) PFHxS 0.002ug/L
December 16 2019: (EM) PFHxS 0.003ug/L
December 23 2019: (EM) PFHxS 0.002ug/L
December 30 2019: (EM) PFHxS 0.003ug/L
January 6 2020: (EM) PFHxS 0.004ug/L.
February 3 2020: (EM) PFHxS 0.003ug/L
February 14 2020: (EM) PFOS 0.002ug/L
April 27 2020: (EM) PFOS 0.003ug/L
May 18 2020: (EM) PFOS 0.003ug/L, PFHxS 0.003ug/L
May 25 2020: (EM) PFOS 0.002ug/L, PFHxS 0.002ug/L
June 1 2020: (EM) PFOS 0.002ug/L.
June 9 2020: (EM) PFOS 0.003ug/L, PFHxS 0.003ug/L
June 22 2020: (EM) PFOS 0.002ug/L, PFHxS 0.003ug/L
June 29 2020: (EM) PFOS 0.002ug/L, PFHxS 0.002ug/L
July 27 2020: (EM) PFOS 0.002ug/L, PFHxS 0.003ug/L
September 14 2020: (WM) PFOS 0.002ug/L. (EM) PFOS 0.006ug/L, PFHxS 0.002ug/L
October 6 2020: (EM) PFOS 0.002ug/L
November 2 2020: (WM) PFOS 0.003ug/L
November 16 2020: (EM) PFOS 0.002ug/L
February 1 2021: (WM) PFOS 0.002ug/L
April 26 2021: (WM) PFOS 0.002ug/L, PFHxS 0.002ug/L
May 17 2021: (WM) PFOS 0.002ug/L
June 22 2021: (EM) PFOS 0.002ug/L
August 16 2021: (WM) PFHxS 0.002ug/L
April 19 2022: (EM) PFHxS 0.002ug/L
June 7 2022: (EM) PFOS 0.003ug/L, PFHxS 0.002ug/L
June 14 2022: (EM) PFOS 0.002ug/L, PFHxS 0.002ug/L
July 4 2022: (WM) PFHxS 0.004ug/L, PFHxA 0.003ug/L
August 1 2022: (WM) PFHxS 0.002ug/L
August 10 2022: (EM) PFHxS 0.003ug/L
August 23 2022: (WM) PFOS 0.002ug/L. (EM) PFOS 0.004ug/L, PFHxS 0.003ug/L
September 6 2022: (WM) PFHxS 0.005ug/L. (EM) PFHxS 0.004ug/L.
February 27 2023: (WM) PFOS 0.003ug/L, PFHxS 0.002ug/L. (EM) PFOS 0.005ug/L, PFHxS 0.003ug/L
March 20 2023: (WM) PFHxS 0.003ug/L. (CWT) PFHxS 0.002ug/L
June 19 2023: (WM) PFOS 0.004ug/L, PFHxS 0.003ug/L
June 26 2023: (WM) PFOS 0.002ug/L
August 30 2023: (EM) PFHxS 0.002ug/L
September 11 2023: (EM) PFOS 0.002ug/L
February 19 2024: (EM) PFOS 0.002ug/L