LAST AND NEXT SAMPLE REPORT

Date:03-17-2026	STATE OF CALIFORNIA
LAST AND NEXT SAMPLE REPORT
SYSTEM NO.:1910223	SYSTEM NAME:GSWC-SOUTH SAN GABRIEL	COUNTY:LOS ANGELES
SOURCE NO.:036	SOURCE NAME:MWD (USG-1) CONNECTION-TREATED	SOURCE CLASS:OTHR	STATUS:A

PS Codes	Group Name	Analyte Number	Analyte Name	Results			Unit	MCL	DLR	Last Sampled	Frequency	Next Due	Notes
PS Codes	Group Name	Analyte Number	Analyte Name	Detected Level	Less Than	RL	Unit	MCL	DLR	Last Sampled	Frequency	Next Due	Notes
CA1910223_036_036	RADIOLOGICAL	4010	COMBINED RADIUM (-226 & -228)				PCI/L	5			0		DUE NOW
PS Codes	Group Name	Analyte Number	Analyte Name	Detected Level	Less Than	RL	Unit	MCL	DLR	Last Sampled	Frequency	Next Due	Notes

RL – Reporting Level means the level to which the laboratory reported the presence of an analyte. For radionuclides, Reporting Level is the MDA95.

DLR – Detection Limit for purposes of Reporting (DLR) means the designated minimum level at or above which any analytical finding of a contaminant in drinking water resulting from monitoring required under Chapter 15 of Title 22 shall be reported to the State Board (California Code of Regulations Section § 64400.34)

For addtional definitions, please refer to our data dictionary.