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Official classification
Spring type (therapeutic classes)
Official spring-type name (as recorded)ナトリウム・カルシウム - 塩化物泉
- Source temperature
- 41°C
- pH
- 8.2
- Flow rate
- 219 L/min
- Radon
- Unconfirmed
Appearance & feel
Water colour · Feel
Brown
Colour and feel are listed only where a source states them. They vary by day and by bath.
This area has basic information only. In-depth articles are being added.
Facilities in this area
Facilities come from the register (Wikipedia, OpenStreetMap, official sites). Those marked "natural spring unconfirmed" are listed on the basis of their name only.
No facility information yet.
Getting there
Reachable by public transport
道央自動車道国縫ICから約12km。、函館バスクアプラザピリカバス停下車
- Checked
- no check date
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Visitor reviews
No reviews yet. While the review platform is being prepared, we do not display fictional reviews or ratings.
Review posting is in preparation, with visit date, facility, comments on water, scenery and access, photos, language and reporting.
Onsen areas nearby
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Kuromatsunai Onsen
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Register sources
- 美利河温泉 - Wikipedia(日本語版)Wikipedia · CC BY-SA 4.0 · 2026-10-09
- Wikidata Q10479777Wikidata · CC0 · 2026-10-09
Data status
Name & locationPublishedCoordinatesPublishedSpring typePublishedPhotosPublishedFacilitiesIn preparationVisiting info (dated)In preparationEditorial articleIn preparation
Updated 2026-10-09
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