Hollywood Lake
Co. Monaghan, Monaghan County Council. Lake bathing water.
Icy.ie is a data aggregator, not a safety assessment.
Swim status: CAUTION
- It is dark or close to dark here (sunset 18:26, first light 07:26).
- No lifeguard is listed for this beach.
Conditions can change. Check flags and signs, never swim alone, know how to Float to Live. Float to Live | Cold water checklist
EPA alert details
Before you go in
- Water qualityLast sample 7 September 2026, rated Excellent.
- Water temperatureNot measured here. Lakes warm and cool differently, and most Irish water is below 15°C for much of the year. Treat it as cold water.
- LifeguardsNo lifeguard is listed for this beach.
- DaylightSunrise 08:02, sunset 18:26 today. It is dark or close to dark now.
Read before you swim: cold water safety checklist, cold water shock and Float to Live, bathing water quality, tides and currents, jellyfish and stings.
Latest water quality sample
Excellent
Sampled 7 September 2026 (41 days ago)
- E. coli
- 140 per 100 ml
- Intestinal enterococci
- 24 per 100 ml
Routine monitoring runs from 22 May to 15 September. There is no routine testing in winter, so a sample can be months old. A sample shows one moment, and conditions can change quickly after rain.
Icy.ie checked 18 Oct, 21:50. Sample date 7 September 2026. Source: EPA.
Daylight today
After sunset
- First light (civil twilight)
- 07:26
- Sunrise
- 08:02
- Sunset
- 18:26
- Last light (civil twilight)
- 19:02
Plan to be out of the water before sunset. Read dawn, dusk and night swimming safety.
Calculated by Icy.ie for this beach's position. Irish local time. No data feed is used.
Not checked by Icy.ie
These matter for your safety and are not in our data. Check them yourself before you go in.
- Beach flags. Obey lifeguard and red flags. Safety checklist
- Rip currents. Tides and currents
- Met Éireann warnings. Check current weather warnings and the marine forecast. Storms and swell
- Jellyfish and algal bloom. Marine hazards
- Storm overflow and sewage discharge. Bathing water quality
Facilities
- Blue Flag
- No
- Green Coast
- No
- Toilets
- Yes
- First aid
- No
- Lifebuoy
- Yes
- Lifeguard
- No
- Parking
- Yes80m away
- Dogs
- Not listed
- Accessible
- No
- Beach wheelchair
- No
Icy.ie checked 18 Oct, 21:50. EPA record last updated 31 March 2025.
Water quality class by year
No classification history is listed. Some beaches are not classified yet.
An annual class summarises four years of testing. It does not describe the water today.
Icy.ie checked 18 Oct, 21:50. EPA record last updated 31 March 2025.
About this water
several access points to lake
Icy.ie checked 18 Oct, 21:50. EPA record last updated 31 March 2025.
Where the data comes from
Bathing water details, classifications, samples and alerts: Environmental Protection Agency (Ireland), published under the Creative Commons Attribution 4.0 licence (EPA bathing water API).
Sunrise, sunset and twilight are calculated by Icy.ie from the beach position.