CA Drinking Water Watch

Links

PS Code Transition

Water System Details

Water System Facilities  

Monitoring Schedules

Monitoring Results

Monitoring Results By Analyte

Lead And Copper Sampling

Violations/Enforcement Actions

Site Visits

Consumer Confidence Reports

  • Templates
  • 2024
  • 2023
  • 2022
  • 2021
  • 2020
  • 2019

Lead Service Line Documents

Return Links

Water System Search

County Map

Glossary

Contact Info

 

 

All Copper Sampling Results Tips on using table


Water System No. : CA2910001 Federal Type : C
Water System Name : CITY OF GRASS VALLEY State Type : C
Principal County Served : NEVADA Primary Source : SW
Status : A Activity Date : 01-01-1976
Distribution System Classification : D2 Max Treatment Plant Classification : T3

Click to hide / show columns: Sample No. | Site | Date | Result | Units | Analyte | Location | Laboratory|

Sample No. Site Date Result Units Analyte Location Laboratory
Sample No. Site Date Result Units Analyte Location Laboratory
GHH1110-20 LCR 08-15-2025 0 COPPER, FREE LCR CRANMER ENGINEERING, INC.
GHH1110-21 LCR 08-15-2025 309 UG/L COPPER, FREE LCR CRANMER ENGINEERING, INC.
GHH1110-22 LCR 08-15-2025 597 UG/L COPPER, FREE LCR CRANMER ENGINEERING, INC.
GHI1280-01 LCR 09-24-2025 1220 UG/L COPPER, FREE LCR CRANMER ENGINEERING, INC.
GHI1280-02 LCR 09-24-2025 59.7 UG/L COPPER, FREE LCR CRANMER ENGINEERING, INC.
GHI1280-03 LCR 09-24-2025 2050 UG/L COPPER, FREE LCR CRANMER ENGINEERING, INC.
GHH1110-14 LCR 08-12-2025 780 UG/L COPPER, FREE LCR CRANMER ENGINEERING, INC.
GHH1110-15 LCR 08-15-2025 583 UG/L COPPER, FREE LCR CRANMER ENGINEERING, INC.
GHH1110-16 LCR 08-14-2025 284 UG/L COPPER, FREE LCR CRANMER ENGINEERING, INC.
GHH1110-17 LCR 08-15-2025 412 UG/L COPPER, FREE LCR CRANMER ENGINEERING, INC.
GHH1110-18 LCR 08-15-2025 196 UG/L COPPER, FREE LCR CRANMER ENGINEERING, INC.
GHH1110-19 LCR 08-15-2025 375 UG/L COPPER, FREE LCR CRANMER ENGINEERING, INC.
GHH1110-08 LCR 08-15-2025 423 UG/L COPPER, FREE LCR CRANMER ENGINEERING, INC.
GHH1110-09 LCR 08-15-2025 456 UG/L COPPER, FREE LCR CRANMER ENGINEERING, INC.
GHH1110-10 LCR 08-15-2025 830 UG/L COPPER, FREE LCR CRANMER ENGINEERING, INC.
GHH1110-11 LCR 08-15-2025 1730 UG/L COPPER, FREE LCR CRANMER ENGINEERING, INC.
GHH1110-12 LCR 08-14-2025 1110 UG/L COPPER, FREE LCR CRANMER ENGINEERING, INC.
GHH1110-13 LCR 08-14-2025 1180 UG/L COPPER, FREE LCR CRANMER ENGINEERING, INC.
GHH1110-02 LCR 08-18-2025 274 UG/L COPPER, FREE LCR CRANMER ENGINEERING, INC.
GHH1110-03 LCR 08-18-2025 595 UG/L COPPER, FREE LCR CRANMER ENGINEERING, INC.
GHH1110-04 LCR 08-18-2025 1330 UG/L COPPER, FREE LCR CRANMER ENGINEERING, INC.
GHH1110-05 LCR 08-15-2025 882 UG/L COPPER, FREE LCR CRANMER ENGINEERING, INC.
GHH1110-06 LCR 08-15-2025 1270 UG/L COPPER, FREE LCR CRANMER ENGINEERING, INC.
GHH1110-07 LCR 08-15-2025 539 UG/L COPPER, FREE LCR CRANMER ENGINEERING, INC.
GFI0022-16 LCR 09-06-2023 451 UG/L COPPER, FREE LCR CRANMER ENGINEERING, INC.
GFI0022-17 LCR 09-07-2023 77 UG/L COPPER, FREE LCR CRANMER ENGINEERING, INC.
GFI0022-18 LCR 09-06-2023 336 UG/L COPPER, FREE LCR CRANMER ENGINEERING, INC.
GFI0022-19 LCR 09-07-2023 314 UG/L COPPER, FREE LCR CRANMER ENGINEERING, INC.
GFI0022-20 LCR 09-11-2023 382 UG/L COPPER, FREE LCR CRANMER ENGINEERING, INC.
GHH1110-01 LCR 08-19-2025 526 UG/L COPPER, FREE LCR CRANMER ENGINEERING, INC.
GFI0022-10 LCR 09-06-2023 310 UG/L COPPER, FREE LCR CRANMER ENGINEERING, INC.
GFI0022-11 LCR 09-06-2023 578 UG/L COPPER, FREE LCR CRANMER ENGINEERING, INC.
GFI0022-12 LCR 09-06-2023 727 UG/L COPPER, FREE LCR CRANMER ENGINEERING, INC.
GFI0022-13 LCR 09-05-2023 713 UG/L COPPER, FREE LCR CRANMER ENGINEERING, INC.
GFI0022-14 LCR 09-06-2023 933 UG/L COPPER, FREE LCR CRANMER ENGINEERING, INC.
GFI0022-15 LCR 09-11-2023 304 UG/L COPPER, FREE LCR CRANMER ENGINEERING, INC.
GFI0022-04 LCR 09-06-2023 399 UG/L COPPER, FREE LCR CRANMER ENGINEERING, INC.
GFI0022-05 LCR 09-06-2023 326 UG/L COPPER, FREE LCR CRANMER ENGINEERING, INC.
GFI0022-06 LCR 08-06-2023 247 UG/L COPPER, FREE LCR CRANMER ENGINEERING, INC.
GFI0022-07 LCR 09-06-2023 100 UG/L COPPER, FREE LCR CRANMER ENGINEERING, INC.
GFI0022-08 LCR 09-05-2023 85.9 UG/L COPPER, FREE LCR CRANMER ENGINEERING, INC.
GFI0022-09 LCR 09-06-2023 350 UG/L COPPER, FREE LCR CRANMER ENGINEERING, INC.
20G1623-02 LCR 06-26-2020 210 UG/L COPPER, FREE LCR ALPHA ANALYTICAL LABORATORIES UKIAH
20G1623-03 LCR 06-25-2020 240 UG/L COPPER, FREE LCR ALPHA ANALYTICAL LABORATORIES UKIAH
19L3567-01 LCR 12-20-2019 580 UG/L COPPER, FREE LCR ALPHA ANALYTICAL LABORATORIES UKIAH
19L3567-02 LCR 12-20-2019 290 UG/L COPPER, FREE LCR ALPHA ANALYTICAL LABORATORIES UKIAH
19L3567-03 LCR 12-20-2019 840 UG/L COPPER, FREE LCR ALPHA ANALYTICAL LABORATORIES UKIAH
19L3567-04 LCR 12-19-2019 0 COPPER, FREE LCR ALPHA ANALYTICAL LABORATORIES UKIAH
19L3567-05 LCR 12-19-2019 470 UG/L COPPER, FREE LCR ALPHA ANALYTICAL LABORATORIES UKIAH
19L3567-06 LCR 12-20-2019 350 UG/L COPPER, FREE LCR ALPHA ANALYTICAL LABORATORIES UKIAH
19L3567-07 LCR 12-19-2019 980 UG/L COPPER, FREE LCR ALPHA ANALYTICAL LABORATORIES UKIAH
19L3567-08 LCR 12-20-2019 470 UG/L COPPER, FREE LCR ALPHA ANALYTICAL LABORATORIES UKIAH
19L3567-09 LCR 12-20-2019 310 UG/L COPPER, FREE LCR ALPHA ANALYTICAL LABORATORIES UKIAH
19L3567-10 LCR 12-19-2019 570 UG/L COPPER, FREE LCR ALPHA ANALYTICAL LABORATORIES UKIAH
19L3567-11 LCR 12-23-2019 170 UG/L COPPER, FREE LCR ALPHA ANALYTICAL LABORATORIES UKIAH
19L3567-12 LCR 12-22-2019 170 UG/L COPPER, FREE LCR ALPHA ANALYTICAL LABORATORIES UKIAH
19L3567-13 LCR 12-23-2019 0 COPPER, FREE LCR ALPHA ANALYTICAL LABORATORIES UKIAH
19L3269-01 LCR 12-19-2019 0 COPPER, FREE LCR ALPHA ANALYTICAL LABORATORIES UKIAH
19L3269-02 LCR 12-19-2019 260 UG/L COPPER, FREE LCR ALPHA ANALYTICAL LABORATORIES UKIAH
19L3269-03 LCR 12-19-2019 85 UG/L COPPER, FREE LCR ALPHA ANALYTICAL LABORATORIES UKIAH
19L3269-04 LCR 12-19-2019 190 UG/L COPPER, FREE LCR ALPHA ANALYTICAL LABORATORIES UKIAH
19L3269-05 LCR 12-19-2019 93 UG/L COPPER, FREE LCR ALPHA ANALYTICAL LABORATORIES UKIAH
19L3269-06 LCR 12-19-2019 470 UG/L COPPER, FREE LCR ALPHA ANALYTICAL LABORATORIES UKIAH
20G0556-01 LCR 07-05-2020 100 UG/L COPPER, FREE LCR ALPHA ANALYTICAL LABORATORIES UKIAH
20G0063-01 LCR 06-28-2020 250 UG/L COPPER, FREE LCR ALPHA ANALYTICAL LABORATORIES UKIAH
20G0063-02 LCR 06-26-2020 98 UG/L COPPER, FREE LCR ALPHA ANALYTICAL LABORATORIES UKIAH
20G0063-03 LCR 06-26-2020 100 UG/L COPPER, FREE LCR ALPHA ANALYTICAL LABORATORIES UKIAH
20G0063-04 LCR 06-29-2020 160 UG/L COPPER, FREE LCR ALPHA ANALYTICAL LABORATORIES UKIAH
20G0063-05 LCR 06-30-2020 220 UG/L COPPER, FREE LCR ALPHA ANALYTICAL LABORATORIES UKIAH
20G1820-01 LCR 07-13-2020 160 UG/L COPPER, FREE LCR ALPHA ANALYTICAL LABORATORIES UKIAH
20G2951-01 LCR 07-22-2020 220 UG/L COPPER, FREE LCR ALPHA ANALYTICAL LABORATORIES UKIAH
20G2951-02 LCR 07-22-2020 0 COPPER, FREE LCR ALPHA ANALYTICAL LABORATORIES UKIAH
20G2951-03 LCR 07-22-2020 230 UG/L COPPER, FREE LCR ALPHA ANALYTICAL LABORATORIES UKIAH
20G3176-01 LCR 07-24-2020 170 UG/L COPPER, FREE LCR ALPHA ANALYTICAL LABORATORIES UKIAH
20G2525-01 LCR 07-15-2020 210 UG/L COPPER, FREE LCR ALPHA ANALYTICAL LABORATORIES UKIAH
20G2525-02 LCR 07-17-2020 600 UG/L COPPER, FREE LCR ALPHA ANALYTICAL LABORATORIES UKIAH
20G2525-03 LCR 07-17-2020 680 UG/L COPPER, FREE LCR ALPHA ANALYTICAL LABORATORIES UKIAH
20G2525-04 LCR 07-17-2020 270 UG/L COPPER, FREE LCR ALPHA ANALYTICAL LABORATORIES UKIAH
20G1623-01 LCR 06-26-2020 280 UG/L COPPER, FREE LCR ALPHA ANALYTICAL LABORATORIES UKIAH
20G1623-04 LCR 07-10-2020 760 UG/L COPPER, FREE LCR ALPHA ANALYTICAL LABORATORIES UKIAH
GFI0022-01 LCR 09-01-2023 821 UG/L COPPER, FREE LCR CRANMER ENGINEERING, INC.
GFI0022-02 LCR 09-06-2023 283 UG/L COPPER, FREE LCR CRANMER ENGINEERING, INC.
GFI0022-03 LCR 09-06-2023 236 UG/L COPPER, FREE LCR CRANMER ENGINEERING, INC.