New Mexico Tap Water Quality Report

240 cities analyzed • 1,720,695 people served

Updated March 2026 • Data from EWG & EPA SDWIS

240

Cities Analyzed

7.5

Avg Above Guidelines

1,720,695

Total Population Served

Best Water Quality

Milan (0 above guidelines)

Most Concerns

Las Cruces (16 above guidelines)

Most Common Contaminants in New Mexico

Contaminant	Found In	% of Cities
Nitrate and nitrite carcinogen	208 of 240	87%
Radium, combined (-226 and -228)	200 of 240	83%
Fluoride	194 of 240	81%
Barium	188 of 240	78%
Uranium carcinogen	172 of 240	72%
Total trihalomethanes (TTHMs) carcinogen	165 of 240	69%
Bromoform carcinogen	150 of 240	62%
Dibromochloromethane carcinogen	149 of 240	62%
Haloacetic acids (HAA5) carcinogen	146 of 240	61%
Bromodichloromethane carcinogen	135 of 240	56%

City-by-City Water Quality Rankings

Ranked by number of contaminants above EWG health guidelines (most to fewest).

#	City	Detected	Above Guidelines	Above Legal	People Served
1	Albuquerque	30	16	0	659,736
2	Las Cruces	34	16	0	87,389
3	Clovis	29	15	0	41,066
4	Hobbs	33	15	0	39,700
5	La Luz	29	15	0	36,828
6	Dona Ana	28	15	0	17,067
7	Ruidoso	27	14	0	19,195
8	Rio Rancho	26	13	0	107,350
9	Santa Fe	24	13	0	90,810
10	Los Alamos	24	13	0	25,000
11	Artesia	21	13	0	15,176
12	El Rito	16	13	0	1,200
13	Roswell	26	12	0	54,025
14	Carlsbad	19	12	0	33,626
15	Sunland Park	18	12	1	19,466
16	Deming	26	12	0	16,236
17	Holloman AFB	18	12	0	13,000
18	Anthony	15	12	0	11,178
19	Grants	18	12	0	8,700
20	Flora Vista	17	12	0	3,788
21	Timberon	15	12	0	1,502
22	Springer	19	12	1	1,170
23	Ranchos De Taos	21	12	0	800
24	Angus	13	12	0	466
25	San Jon	17	12	0	453
26	Mesilla Park	17	12	0	448
27	Hanover	17	12	0	203
28	Hillsboro	17	12	0	148
29	La Madera	16	12	0	124
30	Weed	17	12	0	77
31	Costilla	14	12	0	0
32	White Sands Missile Range	15	12	0	0
33	Los Lunas	21	11	0	19,400
34	Silver City	18	11	0	14,916
35	Las Vegas	23	11	0	14,530
36	Tijeras	17	11	0	8,500
37	Cannon	22	11	0	7,832
38	Tucumcari	17	11	0	7,124
39	Elephant Butte	22	11	0	6,423
40	Eunice	13	11	0	4,523
41	Tularosa	15	11	0	3,458
42	Cloudcroft	12	11	0	2,865
43	Logan	16	11	0	2,840
44	Santa Rosa	13	11	0	2,663
45	Mesilla	14	11	0	2,233
46	Hurley	18	11	0	1,577
47	Melrose	17	11	0	1,332
48	Texico	19	11	0	1,331
49	Estancia	15	11	0	1,305
50	Bayard	18	11	0	1,050
51	Tyrone	18	11	0	782
52	High Rolls	13	11	0	364
53	Mimbres	14	11	0	354
54	Conchas Dam	15	11	0	265
55	Encino	15	11	0	185
56	Virden	14	11	0	133
57	Nogal	12	11	0	102
58	Sunspot	13	11	0	26
59	Floyd	18	11	0	0
60	Hope	11	11	0	0
61	Columbus	13	11	0	0
62	Aragon	14	11	0	0
63	Bluewater	14	11	0	0
64	Farmington	21	10	0	53,268
65	Portales	18	10	0	14,284
66	Socorro	16	10	0	11,953
67	Taos	17	10	1	5,528
68	Peralta	15	10	0	4,259
69	Clayton	16	10	0	3,250
70	Lemitar	14	10	0	2,794
71	Glorieta	15	10	0	2,700
72	Garfield	13	10	0	2,613
73	Cuba	14	10	0	2,264
74	Mayhill	11	10	0	1,308
75	Tatum	14	10	0	992
76	Ponderosa	15	10	0	567
77	El Paso	11	10	0	536
78	Roy	12	10	0	463
79	Santa Cruz	17	10	0	420
80	Quemado	14	10	0	411
81	Anton Chico	13	10	0	346
82	Mosquero	13	10	0	293
83	Fairacres	11	10	0	163
84	Canones	15	10	0	150
85	Lamy	12	10	0	132
86	Maljamar	12	10	0	89
87	Vallecitos	17	10	1	84
88	Santa Clara	13	10	0	0
89	Elida	13	10	0	0
90	Gallup	17	9	0	20,880
91	Lovington	12	9	0	13,539
92	Belen	16	9	0	8,385
93	Kirtland	18	9	0	7,615
94	Alto	13	9	0	3,406
95	Ruidoso Downs	13	9	0	2,955
96	La Plata	18	9	0	2,265
97	Loving	12	9	0	1,872
98	Gamerco	17	9	0	1,552
99	Dexter	15	9	0	1,550
100	Carrizozo	13	9	0	1,405
101	Hagerman	12	9	0	1,292
102	San Antonio	17	9	0	1,239
103	Jemez Springs	14	9	0	1,157
104	Rociada	11	9	0	500
105	Clines Corner	10	9	0	450
106	Abiquiu	12	9	0	420
107	Corona	13	9	0	371
108	Willard	9	9	0	279
109	Seboyeta	15	9	0	257
110	Los Ojos	14	9	0	237
111	Chilili	11	9	1	170
112	House	13	9	0	144
113	Lincoln	12	9	0	120
114	Orogrande	16	9	0	92
115	Nara Visa	11	9	0	59
116	Raton	16	9	0	47
117	Datil	10	9	0	0
118	Jemez Pueblo	12	9	0	0
119	Espanola	15	8	0	12,012
120	Bernalillo	11	8	0	10,948
121	Aztec	16	8	0	9,673
122	Truth Or Consequences	11	8	0	7,640
123	Jal	12	8	0	3,233
124	Lordsburg	10	8	1	3,213
125	Capitan	11	8	0	2,162
126	Fort Sumner	11	8	0	1,911
127	Alcalde	11	8	1	927
128	Placitas	12	8	0	596
129	Tierra Amarilla	12	8	0	470
130	Wagon Mound	11	8	0	300
131	San Acacia	11	8	0	257
132	Torreon	11	8	0	253
133	Des Moines	11	8	0	218
134	Valdez	12	8	0	100
135	Edgewood	8	8	0	100
136	Cimarron	15	8	1	0
137	San Ysidro	12	8	0	0
138	Mountainair Water System	13	8	0	0
139	Bloomfield	14	7	0	9,536
140	Moriarty	7	7	0	2,825
141	Blanco	14	7	0	1,125
142	Malaga	7	7	0	783
143	Navajo Dam	13	7	1	545
144	Canjilon	9	7	0	469
145	La Jara	11	7	0	458
146	Cedar Crest	11	7	0	342
147	Lumberton	12	7	0	223
148	Arenas Valley	10	7	0	205
149	Organ	10	6	0	10,708
150	Pecos	7	6	0	2,133
151	Chama	9	6	0	1,573
152	Lake Arthur	6	6	0	520
153	Arroyo Seco	8	6	1	444
154	Caballo	9	6	0	95
155	Hatch	7	5	0	2,329
156	Magdalena	10	5	0	1,571
157	Chimayo	10	5	0	1,050
158	Cerrillos	7	5	0	315
159	Monument	9	5	0	279
160	San Cristobal	8	5	0	165
161	Hachita	10	5	0	83
162	Chaparral	11	4	0	13,083
163	Questa	6	4	0	2,337
164	Hernandez	7	4	0	1,514
165	Taos Ski Valley	5	4	0	1,025
166	Truchas	7	4	0	629
167	Chamisal	6	4	0	550
168	Penasco	5	4	0	549
169	Ramah	6	4	0	548
170	Velarde	7	4	0	543
171	Ignacio	7	4	0	456
172	Ribera	7	4	0	400
173	Tres Piedras	8	4	0	350
174	La Joya	7	4	0	246
175	San Clemente	7	4	0	230
176	Ojo Caliente	8	4	0	226
177	Ojo Sarco	6	4	0	225
178	Tomball	7	4	0	211
179	Grady	7	4	0	207
180	Fairview	7	4	0	194
181	Dora	7	4	0	161
182	Vadito	6	4	0	122
183	Rodeo	8	4	0	118
184	San Mateo	6	4	0	75
185	Cundiyo	6	4	0	58
186	Vado	8	4	0	49
187	Grenville	8	4	0	45
188	Causey	7	4	0	0
189	Algodones	4	4	0	0
190	Vaughn	7	4	0	0
191	San Rafael	7	3	0	1,060
192	San Juan Pueblo	7	3	0	902
193	Dixon	6	3	0	500
194	Jamestown	3	3	0	425
195	Llano	4	3	0	400
196	Cordova	6	3	0	325
197	Cleveland	5	3	0	270
198	Cerro	6	3	0	232
199	Pinon	5	3	0	219
200	Reserve	7	3	0	215
201	San Jose	5	3	0	200
202	Corrales	5	3	0	180
203	Arroyo Hondo	5	3	0	180
204	Portland	6	3	0	150
205	Ilfeld	3	3	0	110
206	Guadalupita	3	3	0	82
207	Sandia Park	5	3	0	69
208	Watrous	5	3	0	66
209	Serafina	6	3	0	60
210	Alamogordo	5	3	0	53
211	Moriaty	6	3	1	34
212	Continental Divide	6	3	0	0
213	Thoreau	5	2	0	1,370
214	El Prado	6	2	0	1,076
215	Maxwell	6	2	0	354
216	Cebolla	5	2	0	350
217	Littleton	5	2	0	276
218	Laguna	3	2	0	201
219	Mora	6	2	0	168
220	Placerville	3	2	1	160
221	Tesuque	5	2	0	131
222	Mountainair	5	2	0	57
223	Bosque Farms	5	2	0	51
224	Elizabeth	5	2	0	39
225	Ojo Feliz	4	2	0	0
226	Coyote	5	2	0	0
227	Eagle Nest	6	2	0	0
228	Lindrith	4	2	0	0
229	Holman	2	1	0	325
230	Gallina	4	1	0	263
231	Sena	3	1	0	180
232	Pena Blanca	2	1	0	154
233	Prewitt	1	1	0	135
234	Rowe	3	1	0	100
235	Mentmore	4	1	0	92
236	Rainsville	4	1	0	0
237	Milan	3	0	0	182
238	Angel Fire	0	0	0	100
239	Galisteo	3	0	0	94
240	Chacon	2	0	0	0

Recommended Filtration for New Mexico

Based on the most common contaminants found across New Mexico (Nitrate and nitrite, Radium, combined (-226 and -228), Fluoride), we recommend a reverse osmosis (RO) system for comprehensive contaminant removal.

Echo RO System

Removes up to 99.9% of contaminants. The gold standard for drinking water in New Mexico homes.

View RO Systems

Echo Whole-Home Filter

Protect every tap in your home from chlorine, VOCs, and disinfection byproducts.

View Whole-Home Filters

Echo Hydrogen Water Flask

Once your water is clean, supercharge it with molecular hydrogen for antioxidant and anti-inflammatory benefits.

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Frequently Asked Questions

Is New Mexico tap water safe to drink?

Water quality varies significantly across New Mexico. Of the 240 cities analyzed, the average city has 7.5 contaminants above EWG health guidelines. The best water quality was found in Milan. We recommend checking your specific city's report for detailed information.

What city has the best water in New Mexico?

Based on our analysis, Milan has the fewest contaminants above EWG health guidelines in New Mexico, with 0 above guideline levels.

What city has the worst water in New Mexico?

Based on our analysis, Las Cruces has the most contaminants above EWG health guidelines in New Mexico, with 16 above guideline levels.

What's the best water filter for New Mexico residents?

For most New Mexico households, we recommend a reverse osmosis (RO) system for drinking water and a whole-home filter for showers and baths. The specific recommendation depends on your city's contaminant profile — check your city's report for personalized guidance.

National Water Quality Reports

Data sources: Environmental Working Group (EWG) Tap Water Database, U.S. EPA Safe Drinking Water Information System (SDWIS)

Last updated: March 2026

Methodology: Contaminant levels are compared against both EPA legal limits (Maximum Contaminant Levels) and EWG health guidelines, which are often stricter and based on the latest scientific research.

New Mexico Water Quality Report (2026)