S.WTRW waterworks

a facility for supplying potable water through a water source and a system of pumps and filtration beds

248 features in 57 countries.

#	Country	Features	Share of the world
1	Brazil BR	32	12.9 %
2	Iran IR	23	9.3 %
3	Malaysia MY	15	6.0 %
4	Egypt EG	13	5.2 %
5	Taiwan TW	12	4.8 %
6	Iraq IQ	11	4.4 %
7	Germany DE	10	4.0 %
8	Mexico MX	9	3.6 %
9	Portugal PT	9	3.6 %
10	United States US	9	3.6 %
11	Northern Mariana Islands MP	7	2.8 %
12	Romania RO	7	2.8 %
13	China CN	4	1.6 %
14	Fiji FJ	4	1.6 %
15	France FR	4	1.6 %
16	India IN	4	1.6 %
17	Saudi Arabia SA	4	1.6 %
18	Thailand TH	4	1.6 %
19	Algeria DZ	3	1.2 %
20	Guam GU	3	1.2 %
21	Haiti HT	3	1.2 %
22	Ireland IE	3	1.2 %
23	Japan JP	3	1.2 %
24	Kenya KE	3	1.2 %
25	Panama PA	3	1.2 %
26	Palau PW	3	1.2 %
27	Austria AT	2	0.8 %
28	Canada CA	2	0.8 %
29	United Kingdom GB	2	0.8 %
30	Ghana GH	2	0.8 %
31	Morocco MA	2	0.8 %
32	Marshall Islands MH	2	0.8 %
33	The Netherlands NL	2	0.8 %
34	Nauru NR	2	0.8 %
35	Philippines PH	2	0.8 %
36	Pakistan PK	2	0.8 %
37	Russia RU	2	0.8 %
38	United States Minor Outlying Islands UM	2	0.8 %
39	Burundi BI	1	0.4 %
40	Democratic Republic of the Congo CD	1	0.4 %
41	Cameroon CM	1	0.4 %
42	Cuba CU	1	0.4 %
43	Eritrea ER	1	0.4 %
44	Micronesia FM	1	0.4 %
45	Guatemala GT	1	0.4 %
46	Hungary HU	1	0.4 %
47	Italy IT	1	0.4 %
48	Jordan JO	1	0.4 %
49	North Korea KP	1	0.4 %
50	South Korea KR	1	0.4 %
51	Kazakhstan KZ	1	0.4 %
52	Liberia LR	1	0.4 %
53	Malta MT	1	0.4 %
54	Norway NO	1	0.4 %
55	Peru PE	1	0.4 %
56	Rwanda RW	1	0.4 %
57	South Africa ZA	1	0.4 %
	Total	248