RTK corrections in Washington, DC
RTK Premium delivers network RTK corrections in Washington, DC in NAD83(2011), epoch 2010.0, over standard NTRIP. In a fixed solution it reaches under 1.5 cm horizontally and 2.5 cm vertically. It costs $900 per device per year, or $690 for RTK Core on a single network, and a 14-day free trial comes first.
RTK Premium in Washington, DC
| Coverage | The coverage map shows 2+ networks over the whole of Washington, DC by area; check your site for 1 network or 2+ networks |
|---|---|
| Frame | NAD83(2011), epoch 2010.0; ITRF on request |
| Accuracy | Under 1.5 cm horizontal, 2.5 cm vertical, in a fixed solution |
| Service level | 99.9% monthly availability for RTK Premium where the coverage map shows an Eligible Area |
| Trial | 14 days on your own receiver; your account arrives by email within two working hours |
| Price | In the US, RTK Premium costs $900 per device per year, RTK Core $690 and RTK Access $350, excluding sales tax. Monthly plans run from $39 to $100. |
| Support | Business days, 03:00 to 17:00 Eastern Time (09:00 CET to 17:00 ET) |
| Stream | RTCM 3.x over NTRIP; caster rtkpremium.xyz, port 2101, mountpoint COMMON |
Check it before you commit
Setup guides
More than 100 step-by-step guides cover receivers, controllers, drones and machine control.
Test it yourself
RTKTEST.com compares up to three correction services against a surveyed point in one 15-minute session, and the 14-day trial runs on your own receiver at your own sites.
Correction services in Washington, DC
Crews in Washington, DC choose between commercial network RTK, crowd-sourced base stations, satellite-delivered corrections and their own base.
| Type | Typical operator | What to check |
|---|---|---|
| Commercial network RTK | A private provider with stations across several states. | How many correction sources serve your area, the published service level and its remedy, and the term. |
| Crowd-sourced network | Independent owners hosting single base stations. | Distance to the nearest base, station uptime, and how each base was surveyed. |
| Satellite or state-space (PPP-RTK, SSR) | A provider broadcasting an error model without a local base. | Convergence time, accuracy and vertical performance. |
| Your own base | Your crew, on a surveyed point. | The survey of the base point, range, and the time spent setting it up and guarding it. |
Coordinates and heights
RTK Premium delivers NAD83(2011), epoch 2010.0, on every Washington, DC connection, and ITRF on request. The District has no State Plane zone of its own, and the District government keeps its mapping in the Maryland State Plane zone under NAD83, in meters, with heights on NAVD 88. District GIS data is labeled with an older NAD83 realization, so check the realization before you mix it with new survey. Set the project, the controller and the correction service to the same frame and zone before the job starts.
Setup
- Start the 14-day free trial on this site, or order a subscription. Your account arrives by email within two working hours.
- Enter the caster rtkpremium.xyz, port 2101 and mountpoint COMMON in your controller or receiver, with the username and password from your account.
- Measure a control point you trust before the job starts, and compare the result with its published coordinates in your project's frame.
Industries using precise positioning or RTK corrections in Washington, DC
Roads: Washington, DC had 1,519 miles of public road in 2024, all of them urban, and the District's highway agency was responsible for 1,372 of those miles. Resurfacing, utility cuts and curb work on those streets are staked and checked against design. (FHWA, Highway Statistics, Table HM-10, 2024)
District infrastructure: The District Department of Transportation maintains over 1,100 miles of roadway and about 364 miles of alleys, and the District has more than 75,000 streetlights. Paving plans, sidewalk repairs and streetlight work are located and recorded against the District's base map. (District Department of Transportation, accessed Nov 2026)
Federal facilities: Federal installations, offices, military bases and similar uses take up more than 2,700 acres of Washington, DC, with nearly 2,000 buildings and more than 95 million square feet of floor space. Renovations, utility corridors and security perimeters on those campuses are surveyed before work starts. (DC Office of Planning, Comprehensive Plan, Land Use Element, 2021)
Construction: Building permits issued in Washington, DC in 2024 were for 1,506 housing units in buildings of five or more units and 146 single-family homes. Apartment blocks on tight urban lots are set out from surveyed control, floor by floor. (U.S. Census Bureau, Building Permits Survey, annual state data, 2024)
Questions about RTK in Washington, DC
Which RTK correction service serves Washington, DC?
RTK Premium serves Washington, DC with network RTK in NAD83(2011), epoch 2010.0. The coverage map shows 2+ networks over the District, and the checker confirms the count at your site.
Is there a free RTK network in Washington, DC?
Community networks run free single base stations of varying quality. Check the distance to the nearest base, how it was surveyed, and what its operator commits to on availability and support before you rely on it for paid work.
How much does RTK cost in Washington, DC?
RTK Premium costs $900 per device per year, RTK Core $690 and RTK Access $350, with monthly plans from $39 to $100, excluding sales tax.
Which reference frame and zone do I use in Washington, DC?
RTK Premium delivers NAD83(2011), epoch 2010.0, with ITRF on request. Project the coordinates into the Maryland State Plane zone, which the District government uses for its own mapping.
Do I need my own base station?
No. Network RTK builds the correction for your position from the surrounding stations, so there is no base to set up, survey or guard.
How accurate is RTK in Washington, DC?
In a fixed solution under good conditions, RTK Premium reaches under 1.5 cm horizontally and 2.5 cm vertically.
Can I try it before I buy?
Yes. The 14-day free trial runs on your own receiver and needs no payment.
Last updated: 12 November 2026
Try RTK Premium in Washington, DC
Run the 14-day trial at your own Washington, DC sites, in the Maryland State Plane zone, before you commit to a plan.
