list of countries by proportion of the population using improved sanitation facilities list of countries by proportion of the population using improved sanitation facilities this is a list of countries by the proportion of their population using improved sanitation facilities. 2002 world map of access to improved drinking water and progress towards achieving the internationally agreed goals on water and sanitation. note: this does not utilize the same criteria as listed in this article. methods figures used in this chart are based on data compiled and uploaded by the world bank in may 2013 through their world development indicators initiative. the information was provided by the respective governments of the listed countries. as the compiled figures are not collected with the same methodology and with different levels of rigor, there are limitations in their reliability in forming comparisons. sanitation as defined by the world health organization: "sanitation generally refers to the provision of facilities and services for the safe disposal of human urine and feces. inadequate sanitation is a major cause of disease world-wide and improving sanitation is known to have a significant beneficial impact on health both in households and across communities. the word 'sanitation' also refers to the maintenance of hygienic conditions, through services such as garbage collection and wastewater disposal. the united nations states that improved sanitation facilities "ensure hygienic separation of human excreta from human contact." they include in their definition: the joint monitoring programme for water supply and sanitation of who and unicef has defined improved sanitation as follows: flush toilet connection to a piped sewer system connection to a septic system flush / pour-flush to a pit latrine ventilated improved pit (vip) latrine pit latrine with slab composting toilet some special cases the world bank states: "access to improved sanitation facilities refers to the percentage of the population with at least adequate access to excreta disposal facilities that can effectively prevent human, animal, and insect contact with excreta. improved facilities range from simple but protected pit latrines to flush toilets with a sewerage connection. to be effective, facilities must be correctly constructed and properly maintained." countries the following table is based on the world bank basic sanitation databank. country|2020 afghanistan2227354350 albania8992959899 algeria8486878786 american samoa6565635754 andorra100100100100100 angola2835414752 antigua and barbuda82848688 argentina87909395 armenia8789919394 aruba98989898 australia100100100100100 austria100100100100100 azerbaijan62728596 bahamas88909395 bahrain100100100100100 bangladesh24313947100 barbados8991949698 belarus9293959898 belgium9999999999 belize8284868788 benin911131517 bermuda100100100100100 bhutan4755637077 bolivia3540485766 bosnia and herzegovina95959595 botswana5259677580 brazil7378828690 british virgin islands97979797 bulgaria8686868686 burkina faso1114172022 burundi4546464646 cabo verde4050617079 cambodia1023385369 cameroon3839414345 canada1001001009999 cayman islands848484 central african republic2120181614 chad1010101112 chile92959799100 china5766768492 colombia7580848994 comoros29333436 congo, dem. rep.2422201715 congo, rep.1214161920 costa rica9495969798 côte d'ivoire2123273135 croatia9696969697 cuba8888899091 curaçao98989999 cyprus1001001009999 czech republic9999999999 denmark100100100100100 djibouti4748556167 dominica64707780 dominican republic7780828587 ecuador6974808692 egypt, arab rep.9193949697 el salvador8384838382 equatorial guinea55606466 eritrea8101112 estonia100100999999 eswatini4852566164 ethiopia34679 fiji8083899699 finland9999999999 france9999999999 french polynesia9898989797 gabon3439444950 gambia, the5146464647 georgia9189888786 germany9999999999 ghana711151924 gibraltar100100100100100 greece9898999999 greenland100100100100100 grenada90919291 guam89899090 guatemala6264656768 guinea913182430 guinea-bissau58111418 guyana7981838586 haiti1722273337 honduras6369747984 hong kong sar, china9797979797 hungary9898989898 iceland9999999999 india1528425771 indonesia3849617486 iran, islamic rep.7882858890 iraq70748393100 ireland9090919191 israel100100100100100 italy100100100100100 jamaica8384858687 japan100100100100100 jordan9998989797 kazakhstan9797979898 kenya3131323233 kiribati3237414346 korea, dem. people's rep.75788285 korea, rep.100100100100100 kuwait100100100100100 kyrgyz republic9293959798 lao pdr2843567079 latvia8889909292 lebanon7781879499 lesotho820304150 liberia1315161718 libya9091919292 liechtenstein100100100100100 lithuania8487909294 luxembourg9898989898 macao sar, china100100100100100 madagascar4681012 malawi2122242527 malaysia979899100 maldives7582889499 mali1622293745 malta100100100100100 marshall islands80828384 mauritania1723324350 mauritius90929496 mexico7781858992 micronesia, fed. sts.25466788 moldova7475757679 monaco100100100100100 mongolia4550566268 montenegro939698 morocco6873788387 mozambique915222937 myanmar6366697174 namibia2830323435 nauru66666666 nepal1427425977 netherlands9898989898 new caledonia100100100100100 new zealand100100100100100 nicaragua5762677273 niger58101315 nigeria2931343843 north macedonia8989929598 northern mariana islands7576777879 norway9898989898 oman8992969999 pakistan3040505968 palau91949799100 panama6267737985 papua new guinea1818191919 paraguay7077828893 peru6368717579 philippines6163697582 poland89929599100 portugal97989999100 puerto rico989999100100 qatar100100100100100 romania75798387 russian federation8486878889 rwanda4552586469 samoa9495959697 san marino100100100100100 são tomé and príncipe2027344148 saudi arabia989999100100 senegal3742475257 serbia9596979798 seychelles949698100100 sierra leone1012131517 singapore100100100100100 sint maarten (dutch part)98999999 slovak republic10099989898 slovenia9898989898 small states6163687172 solomon islands2022273235 somalia2024293439 south africa5964697478 south sudan1116 spain100100100100100 sri lanka7781869194 st. kitts and nevis86909395 st. lucia8585848383 st. martin (french part)999999100100 st. vincent and the grenadines71778387 sudan2122283537 suriname7880838690 sweden9999999999 switzerland100100100100100 syrian arab republic9091919090 tajikistan9092939597 tanzania512192632 thailand9294959799 timor-leste40465157 togo1011131619 tonga8990939393 trinidad and tobago9091939494 tunisia7782879297 turkey8790939699 turkmenistan9394959799 turks and caicos islands81838688 tuvalu808384 uganda1718181920 ukraine9495969798 united arab emirates97989999 united kingdom9999999999 united states100100100100100 uruguay9394959798 uzbekistan939699100100 vanuatu5656555353 venezuela, rb93949596 vietnam5262718189 virgin islands (u.s.)9999999999 west bank and gaza9091949699 yemen, rep.4548505254 zambia2225273032 zimbabwe4544413835