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Maryland | Montgomery, Frederick, and Washington Counties / Central Maryland
Potomac River
Point of Rocks Boat Ramp to Monocacy Aqueduct Boat Ramp via Nolands Ferry
Check current paddling conditions for this Potomac River route, including water level, recent gauge trend, weather, and route details.
Route location
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Need to know
Why this call
Safety
Route safety
CautionThis route has hazards or access considerations that require extra verification.
Safety details
American Whitewater identifies approximately 1.25 ft as low-runnable context and warns that shallow submerged rocks and changing channels can affect the trip. Treat that value as a conservative planning screen, not a promise of depth; recent rain, fast rise, debris, wind, or a falling trend can override it.
- Nolands Ferry is an intermediate bailout, not an automatic landing: American Whitewater notes the left-channel approach and downstream-angled ramp can be easy to miss. Scout the take-out early and preserve daylight for the Monocacy Aqueduct landing.
- Wear a fitted PFD and keep a cold-water margin. Stay off private or opposite-bank property, do not use the Indian Flats campsite as an assumed boat landing, and do not continue into the Monocacy River without a separate current route review.
Conditions
Gauge history and hourly forecast
The top card is the quick read. This lower section keeps the longer gauge trend, gauge context, and hourly forecast together.
Gauge detail
Gauge history & hourly forecastDetailed view
Gauge note
Minimum 1.25 ft · Potomac River at Point of Rocks, MD
Gauge context
American Whitewater describes this as flat, moving Class I water, names the 6.2-mile Point of Rocks-to-Mouth-of-Monocacy reach, and reports approximately 1.25 ft as low-runnable context at the direct Point of Rocks gauge. Recheck stage trend, weather, current, debris, channel choice, and all three ramp conditions before launch; the gauge does not guarantee local depth or landing safety.
Gauge
Recent trend
Checking preferred range.
Checking trend.
Gauge source
--Checking timestampMN DNR provides the current paddling level here, but not chart-ready recent samples.
Weather
Hourly forecast
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Next 8 hours
Short-route forecast
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Route overview
Quick facts and what's next
Distance, difficulty, shuttle basics, and the near-term outlook before you commit to the drive.
Quick facts
Plan ahead
Upcoming outlook
These are early planning reads. Re-check live conditions before you commit to the drive.
Waiting on forecast.
Waiting on forecast.
Plan
Plan your trip
Launch points, shuttle details, distance, and access notes.
Route logistics
Access and shuttle
A bounded Class I Point-of-Rocks-to-Monocacy moving-water reach with a public C&O/NPS ramp at each endpoint and the Nolands Ferry ramp as a documented intermediate bailout. The route ends at the Monocacy Aqueduct ramp before an unreviewed extension into the Monocacy River.
Plan a shorter segmentOptional
Access planner
Pick a shorter segment
This changes launch and take-out logistics, not today's river score.
Peltier Lake to Long Lake is the full route. Shorter access pairs are useful when wind, time, or group energy changes the plan.
Prepare this trip
Take the plan with you
Download the canonical route, add a calendar hold, or send a simple float plan to your group.
Put-in
Point of Rocks Boat RampPoint of Rocks, Nolands Ferry, and Monocacy Aqueduct are public C&O/NPS boat ramps, but current flood, road, parking, railroad, carry, channel, and water-entry conditions control on launch day.
Take-out
Monocacy Aqueduct Boat Ramp / Mouth of MonocacyNolands Ferry is a hard optional take-out if the group cannot safely commit to the Monocacy Aqueduct; a missed landing can extend the trip into a separate and unreviewed reach.
Plan this segment
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Access caveats and watch for
Access caveats
- Point of Rocks, Nolands Ferry, and Monocacy Aqueduct are public C&O/NPS boat ramps, but current flood, road, parking, railroad, carry, channel, and water-entry conditions control on launch day.
- Nolands Ferry is a hard optional take-out if the group cannot safely commit to the Monocacy Aqueduct; a missed landing can extend the trip into a separate and unreviewed reach.
- The Point of Rocks gauge is direct for the upstream end and route context, but stage cannot certify local depth, channel selection, wind, debris, ramp flooding, or the Monocacy landing.
Watch for
- USGS 01638500 Point of Rocks stage, discharge, and trend
- American Whitewater 1.25 ft low-runnable context, shallow submerged rocks, changing channel, fast rise, flood products, wind, cold water, floating wood, strainers, and private-bank boundaries
- Point of Rocks, Nolands Ferry, and Monocacy Aqueduct ramp/parking status, the Nolands left-channel approach, Calico Rocks/Indian Flats camping context, and the hard Monocacy endpoint
Route gallery
See this route on the water
Photos help show what the access looks like and what the route actually feels like on the water.

Score & sources
Why this score
See the gauge, weather, and source notes behind today's call.
Why this scoreToday's evidence strength is checking
Evidence strength mostly comes down to three things: how direct the active gauge is, how clear the range is, and how fresh the data is.
- Checking evidence-strength notes.
- Checking evidence cautions.
Data behind the scoreGauge, thresholds, and timing
These are the live readings and threshold notes behind today's score.
| Gauge site | Potomac River at Point of Rocks, MD |
| Gauge height | Checking |
| Discharge | Checking |
| 24h trend | Checking |
| 24h change | Checking |
| Current band | Checking |
| Rain last 24h | Checking |
| Rain last 72h | Checking |
| Air temp | Checking |
| Water temp | Checking |
| Wind | Checking |
| Gusts | Checking |
| Rain timing | Checking |
| Ideal range | Needs paddler reports |
| Known low-water floor | 1.25 ft |
| High threshold | Not calibrated yet |
| Evidence strength behind the range | Official data source |
| Gauge observed | Checking |
| Paddle Today updated | Checking |
| Main source behind this score | NWS/MARFC Point of Rocks boating stages and C&O/NPS moving-water access guidance |
| Gauge source | Checking |
| Weather source | Checking |
| Rainfall source | Checking |
NotesWhat to know before you go
These notes cover the access details, route quirks, and source caveats most likely to matter once you get there.
- Named moving-water corridorPoint of Rocks to Mouth of Monocacy / Monocacy Aqueduct, 6.2 miles, Class I
American Whitewater names the route, difficulty, distance, direct gauge, Nolands Ferry intermediate access, and Monocacy Aqueduct take-out.
- Authoritative public accessPoint of Rocks, Nolands Ferry, and Monocacy Aqueduct public C&O/NPS boat ramps
NPS and the C&O Canal Trust document the endpoint and intermediate ramps, canal miles, parking, and Potomac access. Coordinates are near-water anchors requiring current field verification.
- Direct flow evidenceUSGS 01638500 Point of Rocks with American Whitewater 1.25 ft low-runnable context
The station is at the upstream endpoint and supplies direct route-context stage/trend evidence; local channel, depth, wind, debris, and landing conditions remain controlling.
- Intermediate bailoutNolands Ferry at approximately 3.8 river miles
American Whitewater documents the intermediate ramp and the left-channel/downstream-angled take-out approach; scout it before committing to the Monocacy end.
- Camping postureNearby C&O hiker-biker camping; no route camping
Calico Rocks and Indian Flats are separate campsites near the corridor and do not imply water landings or drive-to access.
- Live gaugeUSGS 01638500, Potomac River at Point of Rocks, MD
This is a direct same-river station. Readings are provisional and must be combined with trend and visual conditions.
- Approved route imageryRights-cleared public-agency or public-domain corridor image
Wikimedia Commons public-domain C&O/Potomac corridor image used as route context; it does not certify current flow, ramp, weather, dam, or take-out conditions.
Verify it yourselfCheck the source links
Use these links to double-check the gauge, route details, and access notes before you head out.
- American Whitewater Point of Rocks to Mouth of Monocacy
- NPS C&O boating and river ramps
- NPS Nolands Ferry Boat Ramp
- NPS Monocacy Aqueduct Boat Ramp
- C&O Canal Trust boat-ramp inventory
- C&O Canal Trust Point of Rocks ramp
- C&O Canal Trust Nolands Ferry ramp
- C&O Canal Trust Monocacy Aqueduct ramp
- USGS Point of Rocks current conditions
- Maryland public water-access layer
- USGS 01638500 monitoring location
- USGS 01638500 current conditions
- Approved corridor image
Paddler reports
Recent notes from paddlers
A few quick notes from people who were on this route recently.
Reports
Paddler reports
See recent photos and notes from people on the route.
More level reports needed
Only a low-water floor is known.
We can tell when this route is likely too low, but we do not yet have enough reports to define a best range. If you paddled it recently, send a condition report with how the level felt.
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More routes to check next
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Quick answers
Potomac River paddling FAQ
What water level is good for paddling Potomac River?
Paddle Today watches Potomac River at Point of Rocks, MD and uses 1.25 ft as the conservative low-water floor for this route. The ideal range still needs more paddler reports.
Where does this Potomac River route start and end?
This route starts at Point of Rocks Boat Ramp and ends at Monocacy Aqueduct Boat Ramp / Mouth of Monocacy, about Approximately 6.2 river miles downstream from Point of Rocks through Nolands Ferry to the Monocacy Aqueduct on the water.
Is this Potomac River route good for beginners?
This is listed as an easy route, but conditions still matter. Check today's score, water level, weather, and access notes before you go.
Flag a change
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Access, hazards, wood, and shuttle details change. Send a quick correction if something looks off.
