Acronym List for Drinking Water and SDWIS

	A	B
1	Acronym	Full Text

2	1/m	One over meters
3	AL	Action level
4	BAT	Best available technology
5	C	Disinfectant concentration
6	CA	Corrective Action
7	CCR	Consumer confidence report
8	CDC	Center for Disease Control
9	CDPHE	Coloado Department of Public Health and Environment
10	CFE	Combined filter effluent
11	CFR	Code of Federal Regulations
12	CFU/100 mL	Colony-forming units per 100 milliliter
13	CFU/mL	Colony-forming units per milliliter
14	Chems	Chemical Analytes: IOC, SOC, and VOC
15	Cl2	Chlorine
16	CPDWR	Colorado Primary Drinking Water Regulation
17	CPE	Comprehensive performance evaluation
18	CT	Disinfectant concentration contact time
19	CTAP	Comprehensive technical assistance project
20	CWS	Community Water System
21	DBP	Disinfection Byproduct
22	DDBP	Disinfectants and Disinfection Byproducts
23	DOC	Dissolved organic carbon
24	DS	Distribution System
25	EP	Entry Point
26	EPA	United States Environmental Protection Agency
27	FI	Fecal Indicator
28	ft	feet
29	GAC	Granular activated carbon
30	GW	Groundwater
31	GWR	Groundwater Rule
32	GWS	Groundwater System
33	GWUDI	Ground Water Under the Direct Influence of Surface Water
34	HAA5	5 Haloacetic Acids
35	HPC	Heterotrophic Plate Count
36	IDSE	Initial Distribution System Evaluation
37	IFE	Individual filter effluent
38	IOC	Inorganic chemical
39	IPR	Initial precision and recovery
40	L	Liter
41	LCR	Lead and Copper Rule
42	LRAA	Locational Running Annual Average
43	LRV	Log removal value
44	LRVC-Test	Removal efficiency
45	M&R	Monitoring and Reporting
46	MCL	Maximum contaminant level
47	MCLG	Maximum contaminant level goal
48	MFL	Million fibers per liter
49	mg/L	milligrams per liter
50	mg/L as CaCO3	milligrams per liter as calcium carbonate
51	mg/L as ClO2	milligrams per liter as chlorine dioxide
52	mJ/cm2	millijoules per square centimeter
53	mm	millimeter
54	MP	Monitoring Plan
55	MPN	Most probable number
56	MRDL	Maximum Residual Disinfectant Level
57	MRDLG	Maximum Residual Disinfectant Level Goal
58	mrem	millirems
59	N/A	Not applicable
60	NC	Non-community water system
61	NCWS	Non-community Water System
62	nm	nanometers
63	NOM	Naturally Occurring Matter
64	NOX	Nitrate and Nitrite
65	NPDWR	National Primary Drinking Water Regulation
66	NTCWS	Non Transient Non Community Water System
67	NTNC	Non Transient Non Community
68	NTU	Nephelometric turbidity unit
69	OEL	Operational Evaluation Level
70	OPR	Ongoing precision and recovery
71	PCB	Polycarbonated biphenyls
72	pCi	picoCurie
73	PN	Public Notice
74	ppb	Parts per billion, or micrograms (10-6) per liter (μg/L)
75	ppm	Parts per million, or milligrams (10-3) per liter (mg/L)
76	ppq	Parts per quadrillion, or picograms (10-12) per liter (pg/L)
77	ppt	Parts per trillion, or nanograms (10-9) per liter (ng/L)
78	PQL	Practical quantitation level
79	PVC	Polyvinyl chloride
80	PWS	Public Water System
81	QCRV	Quality control release value
82	RAA	Running annual average
83	Rads	Radionuclide Analytes
84	RDC	Residual Disinfectant Concentration
85	SD	Significant Deficiency
86	SDWA	U.S. Safe Drinking Water Act
87	SMCL	Secondary maximum contaminant level
88	SMP	Standard Monitoring Plan
89	SOC	Synthetic organic chemical
90	SS	Sanitary Survey
91	SSS	System Specific Study
92	SUVA	Specific ultraviolet absorbance
93	SW	Surface Water
94	SWTR	Surface Water Treatment Rule
95	T	Disinfectant contact time
96	TC	Total Coliform
97	TC+	Total Coliform Positive
98	TCR	Total Coliform Rule
99	TDS	Total Dissolved Solid
100	TNCWS	Transient Non Community Water System