Neighborhood Report Grade C

Washington, DC Neighborhood Water Quality - Grade C

274 ZIP codes · 9,042 EPA violations

Data source: EPA SDWIS Last verified: 2026-07-19

ZipCheckup compares 274 ZIP codes across Washington, DC. The area averages a grade C (69/100); 274 ZIP codes carry recorded EPA violations.

Water quality varies significantly across Washington, DC. We analyzed 274 ZIP codes to help you compare neighborhoods by water safety, lead risk, and EPA compliance.

City Overview: Grade C (69/100)

Grade Neighborhoods %
A 0 0%
B 17 6%
C 257 94%
D 0 0%
F 0 0%

Neighborhood Rankings

Every ZIP code in Washington ranked by Home Safety Score:

Rank ZIP Code Score Grade Violations Lead Risk
1 20003 72 B 33 0.0010 mg/L
2 20004 72 B 33 0.0010 mg/L
3 20005 72 B 33 0.0010 mg/L
4 20006 72 B 33 0.0010 mg/L
5 20024 72 B 33 0.0010 mg/L
6 20027 72 B 33 0.0010 mg/L
7 20032 72 B 33 0.0010 mg/L
8 20036 72 B 33 0.0010 mg/L
9 20037 72 B 33 0.0010 mg/L
10 20230 72 B 33 0.0010 mg/L
11 20310 72 B 33 0.0010 mg/L
12 20330 72 B 33 0.0010 mg/L
13 20405 72 B 33 0.0010 mg/L
14 20470 72 B 33 0.0010 mg/L
15 20515 72 B 33 0.0010 mg/L
16 20520 72 B 33 0.0010 mg/L
17 20530 72 B 33 0.0010 mg/L
18 20013 69 C 33 0.0010 mg/L
19 20022 69 C 33 0.0010 mg/L
20 20023 69 C 33 0.0010 mg/L
21 20026 69 C 33 0.0010 mg/L
22 20029 69 C 33 0.0010 mg/L
23 20030 69 C 33 0.0010 mg/L
24 20033 69 C 33 0.0010 mg/L
25 20035 69 C 33 0.0010 mg/L
26 20038 69 C 33 0.0010 mg/L
27 20039 69 C 33 0.0010 mg/L
28 20040 69 C 33 0.0010 mg/L
29 20041 69 C 33 0.0010 mg/L
30 20042 69 C 33 0.0010 mg/L
31 20043 69 C 33 0.0010 mg/L
32 20044 69 C 33 0.0010 mg/L
33 20045 69 C 33 0.0010 mg/L
34 20046 69 C 33 0.0010 mg/L
35 20047 69 C 33 0.0010 mg/L
36 20049 69 C 33 0.0010 mg/L
37 20050 69 C 33 0.0010 mg/L
38 20051 69 C 33 0.0010 mg/L
39 20052 69 C 33 0.0010 mg/L
40 20053 69 C 33 0.0010 mg/L
41 20055 69 C 33 0.0010 mg/L
42 20056 69 C 33 0.0010 mg/L
43 20057 69 C 33 0.0010 mg/L
44 20058 69 C 33 0.0010 mg/L
45 20059 69 C 33 0.0010 mg/L
46 20060 69 C 33 0.0010 mg/L
47 20061 69 C 33 0.0010 mg/L
48 20062 69 C 33 0.0010 mg/L
49 20063 69 C 33 0.0010 mg/L
50 20064 69 C 33 0.0010 mg/L
51 20065 69 C 33 0.0010 mg/L
52 20066 69 C 33 0.0010 mg/L
53 20067 69 C 33 0.0010 mg/L
54 20068 69 C 33 0.0010 mg/L
55 20069 69 C 33 0.0010 mg/L
56 20070 69 C 33 0.0010 mg/L
57 20071 69 C 33 0.0010 mg/L
58 20073 69 C 33 0.0010 mg/L
59 20074 69 C 33 0.0010 mg/L
60 20075 69 C 33 0.0010 mg/L
61 20076 69 C 33 0.0010 mg/L
62 20077 69 C 33 0.0010 mg/L
63 20078 69 C 33 0.0010 mg/L
64 20080 69 C 33 0.0010 mg/L
65 20081 69 C 33 0.0010 mg/L
66 20082 69 C 33 0.0010 mg/L
67 20088 69 C 33 0.0010 mg/L
68 20090 69 C 33 0.0010 mg/L
69 20091 69 C 33 0.0010 mg/L
70 20097 69 C 33 0.0010 mg/L
71 20098 69 C 33 0.0010 mg/L
72 20201 69 C 33 0.0010 mg/L
73 20202 69 C 33 0.0010 mg/L
74 20203 69 C 33 0.0010 mg/L
75 20204 69 C 33 0.0010 mg/L
76 20206 69 C 33 0.0010 mg/L
77 20207 69 C 33 0.0010 mg/L
78 20208 69 C 33 0.0010 mg/L
79 20210 69 C 33 0.0010 mg/L
80 20211 69 C 33 0.0010 mg/L
81 20212 69 C 33 0.0010 mg/L
82 20213 69 C 33 0.0010 mg/L
83 20214 69 C 33 0.0010 mg/L
84 20215 69 C 33 0.0010 mg/L
85 20216 69 C 33 0.0010 mg/L
86 20217 69 C 33 0.0010 mg/L
87 20218 69 C 33 0.0010 mg/L
88 20219 69 C 33 0.0010 mg/L
89 20220 69 C 33 0.0010 mg/L
90 20221 69 C 33 0.0010 mg/L
91 20222 69 C 33 0.0010 mg/L
92 20223 69 C 33 0.0010 mg/L
93 20224 69 C 33 0.0010 mg/L
94 20226 69 C 33 0.0010 mg/L
95 20227 69 C 33 0.0010 mg/L
96 20228 69 C 33 0.0010 mg/L
97 20229 69 C 33 0.0010 mg/L
98 20232 69 C 33 0.0010 mg/L
99 20233 69 C 33 0.0010 mg/L
100 20235 69 C 33 0.0010 mg/L
101 20237 69 C 33 0.0010 mg/L
102 20238 69 C 33 0.0010 mg/L
103 20239 69 C 33 0.0010 mg/L
104 20240 69 C 33 0.0010 mg/L
105 20241 69 C 33 0.0010 mg/L
106 20242 69 C 33 0.0010 mg/L
107 20244 69 C 33 0.0010 mg/L
108 20245 69 C 33 0.0010 mg/L
109 20250 69 C 33 0.0010 mg/L
110 20251 69 C 33 0.0010 mg/L
111 20252 69 C 33 0.0010 mg/L
112 20254 69 C 33 0.0010 mg/L
113 20260 69 C 33 0.0010 mg/L
114 20261 69 C 33 0.0010 mg/L
115 20262 69 C 33 0.0010 mg/L
116 20265 69 C 33 0.0010 mg/L
117 20266 69 C 33 0.0010 mg/L
118 20268 69 C 33 0.0010 mg/L
119 20270 69 C 33 0.0010 mg/L
120 20277 69 C 33 0.0010 mg/L
121 20289 69 C 33 0.0010 mg/L
122 20299 69 C 33 0.0010 mg/L
123 20301 69 C 33 0.0010 mg/L
124 20303 69 C 33 0.0010 mg/L
125 20306 69 C 33 0.0010 mg/L
126 20307 69 C 33 0.0010 mg/L
127 20314 69 C 33 0.0010 mg/L
128 20317 69 C 33 0.0010 mg/L
129 20318 69 C 33 0.0010 mg/L
130 20319 69 C 33 0.0010 mg/L
131 20340 69 C 33 0.0010 mg/L
132 20350 69 C 33 0.0010 mg/L
133 20355 69 C 33 0.0010 mg/L
134 20370 69 C 33 0.0010 mg/L
135 20372 69 C 33 0.0010 mg/L
136 20375 69 C 33 0.0010 mg/L
137 20380 69 C 33 0.0010 mg/L
138 20389 69 C 33 0.0010 mg/L
139 20390 69 C 33 0.0010 mg/L
140 20392 69 C 33 0.0010 mg/L
141 20393 69 C 33 0.0010 mg/L
142 20394 69 C 33 0.0010 mg/L
143 20395 69 C 33 0.0010 mg/L
144 20401 69 C 33 0.0010 mg/L
145 20402 69 C 33 0.0010 mg/L
146 20403 69 C 33 0.0010 mg/L
147 20404 69 C 33 0.0010 mg/L
148 20406 69 C 33 0.0010 mg/L
149 20407 69 C 33 0.0010 mg/L
150 20408 69 C 33 0.0010 mg/L
151 20409 69 C 33 0.0010 mg/L
152 20410 69 C 33 0.0010 mg/L
153 20411 69 C 33 0.0010 mg/L
154 20412 69 C 33 0.0010 mg/L
155 20413 69 C 33 0.0010 mg/L
156 20414 69 C 33 0.0010 mg/L
157 20415 69 C 33 0.0010 mg/L
158 20416 69 C 33 0.0010 mg/L
159 20417 69 C 33 0.0010 mg/L
160 20418 69 C 33 0.0010 mg/L
161 20419 69 C 33 0.0010 mg/L
162 20420 69 C 33 0.0010 mg/L
163 20421 69 C 33 0.0010 mg/L
164 20422 69 C 33 0.0010 mg/L
165 20423 69 C 33 0.0010 mg/L
166 20424 69 C 33 0.0010 mg/L
167 20425 69 C 33 0.0010 mg/L
168 20426 69 C 33 0.0010 mg/L
169 20427 69 C 33 0.0010 mg/L
170 20428 69 C 33 0.0010 mg/L
171 20429 69 C 33 0.0010 mg/L
172 20431 69 C 33 0.0010 mg/L
173 20433 69 C 33 0.0010 mg/L
174 20434 69 C 33 0.0010 mg/L
175 20435 69 C 33 0.0010 mg/L
176 20436 69 C 33 0.0010 mg/L
177 20437 69 C 33 0.0010 mg/L
178 20439 69 C 33 0.0010 mg/L
179 20440 69 C 33 0.0010 mg/L
180 20441 69 C 33 0.0010 mg/L
181 20442 69 C 33 0.0010 mg/L
182 20444 69 C 33 0.0010 mg/L
183 20447 69 C 33 0.0010 mg/L
184 20451 69 C 33 0.0010 mg/L
185 20453 69 C 33 0.0010 mg/L
186 20456 69 C 33 0.0010 mg/L
187 20460 69 C 33 0.0010 mg/L
188 20463 69 C 33 0.0010 mg/L
189 20468 69 C 33 0.0010 mg/L
190 20469 69 C 33 0.0010 mg/L
191 20472 69 C 33 0.0010 mg/L
192 20500 69 C 33 0.0010 mg/L
193 20501 69 C 33 0.0010 mg/L
194 20502 69 C 33 0.0010 mg/L
195 20503 69 C 33 0.0010 mg/L
196 20504 69 C 33 0.0010 mg/L
197 20505 69 C 33 0.0010 mg/L
198 20506 69 C 33 0.0010 mg/L
199 20507 69 C 33 0.0010 mg/L
200 20508 69 C 33 0.0010 mg/L
201 20509 69 C 33 0.0010 mg/L
202 20510 69 C 33 0.0010 mg/L
203 20511 69 C 33 0.0010 mg/L
204 20521 69 C 33 0.0010 mg/L
205 20522 69 C 33 0.0010 mg/L
206 20523 69 C 33 0.0010 mg/L
207 20524 69 C 33 0.0010 mg/L
208 20525 69 C 33 0.0010 mg/L
209 20526 69 C 33 0.0010 mg/L
210 20527 69 C 33 0.0010 mg/L
211 20528 69 C 33 0.0010 mg/L
212 20529 69 C 33 0.0010 mg/L
213 20531 69 C 33 0.0010 mg/L
214 20532 69 C 33 0.0010 mg/L
215 20533 69 C 33 0.0010 mg/L
216 20534 69 C 33 0.0010 mg/L
217 20535 69 C 33 0.0010 mg/L
218 20536 69 C 33 0.0010 mg/L
219 20537 69 C 33 0.0010 mg/L
220 20538 69 C 33 0.0010 mg/L
221 20539 69 C 33 0.0010 mg/L
222 20540 69 C 33 0.0010 mg/L
223 20541 69 C 33 0.0010 mg/L
224 20542 69 C 33 0.0010 mg/L
225 20543 69 C 33 0.0010 mg/L
226 20544 69 C 33 0.0010 mg/L
227 20546 69 C 33 0.0010 mg/L
228 20547 69 C 33 0.0010 mg/L
229 20548 69 C 33 0.0010 mg/L
230 20549 69 C 33 0.0010 mg/L
231 20551 69 C 33 0.0010 mg/L
232 20552 69 C 33 0.0010 mg/L
233 20553 69 C 33 0.0010 mg/L
234 20554 69 C 33 0.0010 mg/L
235 20555 69 C 33 0.0010 mg/L
236 20557 69 C 33 0.0010 mg/L
237 20558 69 C 33 0.0010 mg/L
238 20559 69 C 33 0.0010 mg/L
239 20560 69 C 33 0.0010 mg/L
240 20565 69 C 33 0.0010 mg/L
241 20566 69 C 33 0.0010 mg/L
242 20570 69 C 33 0.0010 mg/L
243 20571 69 C 33 0.0010 mg/L
244 20572 69 C 33 0.0010 mg/L
245 20573 69 C 33 0.0010 mg/L
246 20575 69 C 33 0.0010 mg/L
247 20576 69 C 33 0.0010 mg/L
248 20577 69 C 33 0.0010 mg/L
249 20578 69 C 33 0.0010 mg/L
250 20579 69 C 33 0.0010 mg/L
251 20580 69 C 33 0.0010 mg/L
252 20581 69 C 33 0.0010 mg/L
253 20585 69 C 33 0.0010 mg/L
254 20586 69 C 33 0.0010 mg/L
255 20590 69 C 33 0.0010 mg/L
256 20591 69 C 33 0.0010 mg/L
257 20593 69 C 33 0.0010 mg/L
258 20594 69 C 33 0.0010 mg/L
259 20597 69 C 33 0.0010 mg/L
260 20599 69 C 33 0.0010 mg/L
261 20001 67 C 33 0.0010 mg/L
262 20002 67 C 33 0.0010 mg/L
263 20008 67 C 33 0.0010 mg/L
264 20009 67 C 33 0.0010 mg/L
265 20010 67 C 33 0.0010 mg/L
266 20011 67 C 33 0.0010 mg/L
267 20012 67 C 33 0.0010 mg/L
268 20015 67 C 33 0.0010 mg/L
269 20016 67 C 33 0.0010 mg/L
270 20017 67 C 33 0.0010 mg/L
271 20018 67 C 33 0.0010 mg/L
272 20020 67 C 33 0.0010 mg/L
273 20007 62 C 33 0.0010 mg/L
274 20019 62 C 33 0.0010 mg/L

How Neighborhoods Compare

Each ZIP code compared to county and state averages:

  • 258 neighborhoods score better than county average
  • 14 neighborhoods score worse than county average

EPA Violations

  • 9,042 total violations across Washington
  • 1644 health-based violations
  • 274 of 274 ZIP codes have violations
  • 0 ZIP codes exceed EPA lead action level

Top Contaminants

Contaminant Violations ZIPs
Consumer Confidence Report Rule 2466 274
E. coli 1918 274
Surface Water Treatment Rule 1096 274
Lead and Copper Rule 1096 274
Haloacetic Acids (HAA5) 822 274

Frequently Asked Questions

What is the safest neighborhood in Washington?

ZIP code 20003 has the highest safety score in Washington at 72/100 (grade B). Check the full report for details.

Is Washington water safe to drink?

Washington has an average water safety score of 69/100 (C). Water quality varies by neighborhood — no ZIP codes currently exceed EPA lead limits. Always check your specific ZIP code.

Related Pages

Data Sources

Updated daily.

How to cite this page

APA ZipCheckup. (2026). Washington, DC Neighborhood Water Quality - Grade C. https://zipcheckup.com/neighborhoods/dc/washington/
BibTeX 
@misc{zipcheckup-neighborhoods-dc-washington,
  author = {{ZipCheckup}},
  title  = {{Washington, DC Neighborhood Water Quality - Grade C}},
  year   = {2026},
  url    = {https://zipcheckup.com/neighborhoods/dc/washington/}
}

Data as of July 2026.

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