World wastewater treatment plant observatory · data as reported by each inventory

Wastewater treatment plants in Finland

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148 inventory records · European Environment Agency — Waterbase-UWWTD, data call 2023 (versión final pública)

Data years: 2022. The inventory date does not establish current operation.

148 results

CompareNameNative sizeYear
TP (10) of Alavuden kt.FIJVP_O0000000000108,500 population equivalent (p.e.)2022
TP (684) of OnkkaalaFIJVP_O0000000006848,500 population equivalent (p.e.)2022
TP (577) of Oulaisten kt.FIJVP_O0000000005778,500 population equivalent (p.e.)2022
TP (561) of Nurmijarven kk.FIJVP_O0000000005618,100 population equivalent (p.e.)2022
TP (337) of Kuhmon kt.FIJVP_O0000000003377,500 population equivalent (p.e.)2022
TP (590) of Pelkosenniemen kk.FIJVP_O0000000005907,500 population equivalent (p.e.)2022
TP (445) of Lohjan kt.FIJVP_O0000000004457,300 population equivalent (p.e.)2022
TP (179) of Juuan kk.FIJVP_O0000000001797,100 population equivalent (p.e.)2022
TP (558) of Nurmeksen kt.FIJVP_O0000000005587,100 population equivalent (p.e.)2022
TP (297) of Kiuruveden kt.FIJVP_O0000000002977,100 population equivalent (p.e.)2022
TP (231) of Karkkilan kt.FIJVP_O0000000002317,100 population equivalent (p.e.)2022
TP (301) of Kokemaen kt.FIJVP_O0000000003017,000 population equivalent (p.e.)2022
TP (287) of Kiteen kt.FIJVP_O0000000002877,000 population equivalent (p.e.)2022
TP (741) of Saarijarven kt.FIJVP_O0000000007416,700 population equivalent (p.e.)2022
TP (382) of Lammin kk.FIJVP_O0000000003826,600 population equivalent (p.e.)2022
TP (13) of VaaksyFIJVP_O0000000000136,400 population equivalent (p.e.)2022
TP (243) of Kauhavan kt.FIJVP_O0000000002436,300 population equivalent (p.e.)2022
TP (749) of Sallan kk.FIJVP_O0000000007496,100 population equivalent (p.e.)2022
TP (162) of Forssan kt.FIJVP_O0000000001625,900 population equivalent (p.e.)2022
TP (169) of Joutsenon kk.FIJVP_O0000000001695,700 population equivalent (p.e.)2022
TP (142) of Ilomantsin kk.FIJVP_O0000000001425,700 population equivalent (p.e.)2022
TP (653) of KurenalusFIJVP_O0000000006535,700 population equivalent (p.e.)2022
TP (332) of Kristiinankaupungin kt.FIJVP_O0000000003325,500 population equivalent (p.e.)2022
TP (1000000022) of Kaustisen kk.FIJVP_O0010000000225,500 population equivalent (p.e.)2022
TP (995) of ahtarin kt.FIJVP_O0000000009955,200 population equivalent (p.e.)2022
TP (529) of Mantyharjun as.seutuFIJVP_O0000000005295,100 population equivalent (p.e.)2022
TP (548) of SiuroFIJVP_O0000000005485,100 population equivalent (p.e.)2022
TP (790) of Someron kt.FIJVP_O0000000007905,000 population equivalent (p.e.)2022
TP (187) of Juvan kk.FIJVP_O0000000001875,000 population equivalent (p.e.)2022
TP (670) of PyhasalmiFIJVP_O0000000006705,000 population equivalent (p.e.)2022
TP (543) of Nilsian kt.FIJVP_O0000000005435,000 population equivalent (p.e.)2022
TP (953) of Viitasaaren kt.FIJVP_O0000000009534,600 population equivalent (p.e.)2022
TP (589) of Parkanon kt.FIJVP_O0000000005894,600 population equivalent (p.e.)2022
TP (7) of Alajarven kt.FIJVP_O0000000000074,400 population equivalent (p.e.)2022
TP (469) of TaavettiFIJVP_O0000000004694,000 population equivalent (p.e.)2022
TP (1900011362) of Joutsan kk.FIJVP_O0019000113624,000 population equivalent (p.e.)2022
TP (654) of Syote skiing resortFIJVP_O0000000006544,000 population equivalent (p.e.)2022
TP (943) of Vihdin kk.FIJVP_O0000000009433,900 population equivalent (p.e.)2022
TP (217) of Kangasniemen kk.FIJVP_O0000000002173,800 population equivalent (p.e.)2022
TP (368) of JarvelaFIJVP_O0000000003683,600 population equivalent (p.e.)2022
TP (598) of Pernion kk.FIJVP_O0000000005983,300 population equivalent (p.e.)2022
TP (710) of Ristiinan kk.FIJVP_O0000000007103,300 population equivalent (p.e.)2022
TP (892) of Urjalan kk.FIJVP_O0000000008923,000 population equivalent (p.e.)2022
TP (100000122) of Inkoon kk.FIJVP_O0001000001223,000 population equivalent (p.e.)2022
TP (317) of Korpilahden kk.FIJVP_O0000000003171,700 population equivalent (p.e.)2022
TP (234) of Karstulan kk.FIJVP_O000000000234Not reported population equivalent (p.e.)2022
TP (356) of Kuusamon kt.FIJVP_O000000000356Not reported population equivalent (p.e.)2022
TP (495) of Mikkelin kt.FIJVP_O000000000495Not reported population equivalent (p.e.)2022

Regulatory context

EU framework; national review pending. This is not an exhaustive review of applicable law.

European Union: urban wastewater treatment

Directive (EU) 2024/3019 sets phased requirements. Inventory design capacity is not the legally defined load and cannot by itself determine a facility's deadline.

  • Relevant load and agglomeration size, not just design capacity.
  • Receiving area, risk assessment, national transposition and individual permit.
  • Articles 7 and 8: tertiary and quaternary treatment; 150,000 p.e. is a load threshold, not a rule automatically applied to map design capacity.

References reviewed: 2026-11-06. Individual applicability: undetermined. This profile does not establish authorization or compliance.