Best lakes around Seneley Green are primarily significant water bodies within the St Helens Borough, recognized for their ecological importance. The area features both man-made reservoirs and "flashes," which are lakes formed by mining subsidence. These locations offer diverse natural landscapes and contribute to the region's biodiversity, providing habitats for various species.
Last updated: July 3, 2026
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A nature reserve and coarse fishery, Orrell Water Park is open all-year round for residents, visitors and day ticket fishing. Beautiful woodland surrounds two disused reservoirs and is home to a diverse group of birds and insects, with over 100 bird species and a wide variety of butterflies, dragonflies and damselflies recorded. Trying to have a break or eat a sandwich is impossible here due to the ducks, geese and swans all trying to get to your food. A beautiful place with a coffee shop at the top which sells a few cakes etc but no toilets.
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Beautiful lake to visit with a nice coffee shop at the top of the hill.
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I've only just moved to this area. It's so beautiful for me and my dog for our local walk.
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Beautiful woodland surrounds two disused reservoirs and is home to a diverse group of birds and insects, with over 100 bird species and a wide variety of butterflies, dragonflies and damselflies recorded. Good cycling paths
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A Flash is a unique industrial legacy to Wigan and there are many around the Wigan area. Each are lakes formed as a result of mining subsidence. Scotsmans flash the largest of the “Wigan Flashes” is a designated site of scientific interest. This is due to the abundance of rare plant species, several species of orchid, extensive reed beds and migrating birds such as Reed and Sedge Warbler. Scotsmans flash is a beautiful place for a stop to enjoy the views.
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Scotman's Flash is just 10 minutes from the centre of Wigan featuring a huge lake and lots of exciting experiences for everyone to enjoy. Scotman's Flash is the perfect place for water sports, whether you’re brand new to canoeing, sailing and kayaking or want to get your game on with courses and qualifications to match your skills.
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The Seneley Green area features a mix of significant water bodies, including large inland dams, reservoirs, and 'flashes' which are lakes formed by mining subsidence. Many are recognized as Local Wildlife Sites due to their ecological importance, offering diverse natural landscapes and habitats.
For walking and nature, Carr Mill Dam offers picturesque lakeside trails, with a perimeter walk taking 45 minutes to 1.5 hours. Pennington Flash, a local nature reserve, also has easy-to-walk circular routes. Orrell Water Park provides beautiful woodland walks around two disused reservoirs.
Yes, several lakes are great for families. Carr Mill Dam, Scotman's Flash, Pennington Flash, Orrell Water Park, and Manor Park Pond are all considered family-friendly. Orrell Water Park even has a children’s play area.
The lakes are rich in wildlife. At Carr Mill Dam, you can spot diverse bird species like great crested grebes, grey herons, and kingfishers, along with wildflowers and insects. Scotman's Flash is known for migrating birds and rare plant species. Orrell Water Park is home to over 100 bird species and various butterflies and dragonflies. Manor Park Pond provides habitat for water voles and barn owls.
Yes, Carr Mill Dam is a popular spot for dog walking, and Orrell Water Park is also pet-friendly, making them great choices for walks with your canine companion.
Beyond walking, you can enjoy various activities. Carr Mill Dam is popular for cycling, fishing, birdwatching, and photography, and occasionally hosts powerboating events. Scotman's Flash is ideal for water sports like canoeing, sailing, and kayaking. For more structured routes, explore the hiking trails, MTB trails, and road cycling routes around Seneley Green.
Yes, there are waterside dining options, including dog-friendly pubs and cafes, available near the dam wall at Carr Mill Dam. Orrell Water Park also features a lovely little cafe.
A 'flash' is a term used in this region for a lake that has formed in a depression caused by mining subsidence. These unique water bodies, like Pennington Flash and Scotman's Flash, are a legacy of the area's industrial past and have often become important natural habitats.
Carr Mill Dam is the largest inland body of water in Merseyside, covering 55 acres. It was originally a mill pond and was significantly expanded over time to support local navigation and railway construction.
While Carr Mill Dam can be tranquil, Downham Walk Pond and Marsh, designated as a Local Wildlife Site, offers a more focused experience for observing local flora and fauna in a quiet ecological setting. Manor Park Pond also provides a peaceful environment to observe small animals and birds.
Yes, Carr Mill Dam has a rich history, originating as a mill pond in 1786 and later enlarged to supply the Sankey Brook Navigation and for railway construction. The 'flashes' like Pennington Flash are also a direct result of the region's mining history.
Visitors particularly enjoy the diverse natural landscapes and the opportunities for outdoor activities. The peaceful walks, abundant wildlife, and the blend of natural beauty with the region's industrial heritage are frequently highlighted. The presence of family-friendly facilities and dog-friendly trails also adds to the appeal.


Still not found your perfect lake around Seneley Green? Check out the guides of these regions to see even more beautiful places.