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RTK corrections in Minnesota

Free  15 options · MnCORS · Minnesota DOTDepartment of Transportation. The state agency that runs many of the free state RTK networks.More · 1 regional/private network(s)

All 15 RTK options in Minnesota

Every way to get RTKReal-time kinematic. A way to make GPS accurate to about an inch by getting live corrections from a nearby base station.More CorrectionsLive info from a base station about how far off the satellite signals are, so your rover can cancel out the error.More here, free and paid, side by side: the state network, regional or private networks, and nationwide services.

OptionTypePriceNotes
MnCORS
State-run
FreeNot publishedMinnesota DOT
Rural Tower Network
Regional / private
PaidNot publishedButler Machinery, RDO Equipment, Titan Machinery (dealer-owned). Ag RTK tower network; subscriptions sold through the member dealers
Point One Navigation Polaris
Nationwide
PaidVirtual RTK $42/mo per license (~10 cm); True RTK $125/mo per license (1-3 cm); annual discountsUS nationwide. Check the provider's coverage map for your area.
GEODNET RTK
Nationwide
Paid$40/mo or $400/yr per deviceGlobal community-built network. Check the provider's coverage map for your area.
RTKdata
Nationwide
Paid$40/mo, $400/yr, or $1,920 for 5 yrs per deviceGlobal. Check the provider's coverage map for your area.
E38 RTK Premium
Nationwide
PaidFrom $100 (shortest term; see page for durations)Reseller; coverage varies by state. Check the provider's coverage map for your area.
Emlid Corrections
Nationwide
Paid1 yr included with eligible Reach receivers; top-up $699/1 yr or $1,199/3 yr per device (via E38)Emlid receivers only. Check the provider's coverage map for your area.
u-blox PointPerfect Flex
Nationwide
PaidFrom $5.90/mo (up to 100 hrs); 30-day free trialRTK-SSR, global. Check the provider's coverage map for your area.
Swift Navigation Skylark
Nationwide
PaidFrom $69/mo (1 cm RTK) or $29/mo (sub-decimeter RTK-SSR) per ArduSimpleCheck the provider's coverage map for your area.
Leica (HxGN) SmartNet
Nationwide
PaidNot publishedPrice not published. Check the provider's coverage map for your area.
Trimble VRS Now
Nationwide
PaidNot publishedPrice not published. Check the provider's coverage map for your area.
Topcon Topnet Live
Nationwide
Paid$1,800 new US subscription (Topcon store); monthly/project terms via dealersUS network, 200 stations added Jan 2025; works with any network RoverThe receiver that moves around the job, like a survey pole or a drone. It uses the base's corrections to find its exact spot.More. Check the provider's coverage map for your area.
Carlson SkyNet RTN
Nationwide
Paid$1,500/yr; 14-day free trialUS nationwide, single NTRIPThe standard way RTK corrections are sent over the internet. Think of it as internet radio for correction data.More Mount pointOne specific correction stream on a caster, like one channel on a radio. Each one comes from a certain station or network setup.More, 1,700+ bases. Check the provider's coverage map for your area.
RTK2GO
Nationwide
FreeFree community CasterThe internet server that hands out correction streams. Your rover logs in to it, like tuning into a radio station.More; no quality guaranteesCoverage depends on volunteer bases. Check the provider's coverage map for your area.
NOAA NGS CORS
Nationwide
FreeFree post-processing data (RINEXA standard file format for raw GPS data. Any brand of receiver or software can read it.More); not a real-time RTK serviceUse for PPKPost-processed kinematic. Like RTK, but the corrections are applied after the job using recorded data, so no live link is needed.More, not live RTK. Check the provider's coverage map for your area.
NOAA CORS (NCN)Free Post-processing onlyFree53 station(s) in state. RINEX for PPK and OPUSOnline Positioning User Service. A free NOAA website: upload a GPS file and it emails back the precise position of that spot.More, not live RTK. Stations ↓

MnCORS

Free
Operator
Minnesota DOT
Access
Free
Price
Not published
Coverage
Minnesota

NTRIP caster

casterProvided by the operator after registration
Operator portal is live. The MnDOT info page timed out.
Sign up / request access →Network info & station mapFull network details →
Partially verifiedChecked 2026-10-16 · operator source · Sources: [1] [2]

PPK with NOAA CORS in Minnesota

NOAANational Oceanic and Atmospheric Administration. The US agency that includes NGS and runs the CORS network.More's permanent Base stationA GNSS receiver sitting still on a known spot. It figures out how wrong the satellite signals are right now and shares that as corrections.More record satellite data all day and post it free. You can download those files and use them after a job to correct your drone or rover data (PPK), or to pin down your own base with OPUS. This is not live RTK. This state has 53 working station(s). Each NGSNational Geodetic Survey. The part of NOAA that runs the official US coordinate system, CORS and OPUS.More site log has the station's name and details.

GDMAMNANMNASMNAVMNAXMNBDMNBEMNBJMNBVMNCAMNCLMNDNMNDTMNDVMNEMMNEYMNFFMNGPMNGRMNHDMNHKMNHNMNHWMNHYMNJCMNJFMNKAMNLCMNLKMNLSMNMEMNMGMNMNMNMRMNMSMNOKMNPSMNREMNRMMNRTMNRVMNSBMNSCMNSQMNSVMNTFMNVIMNVNMNVTMNWHMNWNMORHZMP1
Relative station positions (plotted from lat/lon, no basemap).
Station IDLat, LonNGS links
GDMA47.7486, -90.3413Coordinates · Site log
MNAN45.1955, -96.0216Coordinates · Site log
MNAS48.2940, -92.9704Coordinates · Site log
MNAV44.7329, -93.2097Coordinates · Site log
MNAX45.8876, -95.3915Coordinates · Site log
MNBD48.6277, -94.0673Coordinates · Site log
MNBE43.6629, -94.1221Coordinates · Site log
MNBJ47.5013, -94.9377Coordinates · Site log
MNBV43.6083, -96.3782Coordinates · Site log
MNCA43.6330, -91.4963Coordinates · Site log
MNCL44.9493, -95.4098Coordinates · Site log
MNDN48.5724, -96.9147Coordinates · Site log
MNDT46.8230, -95.8598Coordinates · Site log
MNDV44.0572, -95.5971Coordinates · Site log
MNEM46.6881, -93.9545Coordinates · Site log
MNEY43.9556, -92.2054Coordinates · Site log
MNFF46.2736, -96.0558Coordinates · Site log
MNGP47.2236, -93.4841Coordinates · Site log
MNGR45.5583, -96.4941Coordinates · Site log
MNHD44.4589, -96.4355Coordinates · Site log
MNHK48.7724, -96.9493Coordinates · Site log
MNHN45.9849, -92.9483Coordinates · Site log
MNHW44.9060, -93.9867Coordinates · Site log
MNHY47.9492, -95.6259Coordinates · Site log
MNJC46.9783, -93.2737Coordinates · Site log
MNJF44.0836, -95.1200Coordinates · Site log
MNKA45.1452, -95.0149Coordinates · Site log
MNLC44.4783, -93.2924Coordinates · Site log
MNLK43.6387, -95.1186Coordinates · Site log
MNLS44.4412, -93.9069Coordinates · Site log
MNME45.1295, -94.5292Coordinates · Site log
MNMG48.1346, -93.8785Coordinates · Site log
MNMN44.5445, -94.9956Coordinates · Site log
MNMR44.9362, -96.4421Coordinates · Site log
MNMS44.4637, -95.7957Coordinates · Site log
MNOK44.9990, -92.9636Coordinates · Site log
MNPS43.5150, -91.8852Coordinates · Site log
MNRE47.0585, -93.9067Coordinates · Site log
MNRM43.6374, -95.7701Coordinates · Site log
MNRT46.4905, -96.2913Coordinates · Site log
MNRV48.7894, -95.0512Coordinates · Site log
MNSB45.4883, -95.5622Coordinates · Site log
MNSC45.7130, -94.9313Coordinates · Site log
MNSQ47.6037, -94.1267Coordinates · Site log
MNSV43.9025, -92.4822Coordinates · Site log
MNTF48.1192, -96.2074Coordinates · Site log
MNVI47.5233, -92.5615Coordinates · Site log
MNVN46.4134, -95.0546Coordinates · Site log
MNVT48.9710, -97.2016Coordinates · Site log
MNWH48.1502, -94.5120Coordinates · Site log
MNWN44.0650, -91.7126Coordinates · Site log
MORH46.8842, -96.7638Coordinates · Site log
ZMP144.6375, -93.1521Coordinates · Site log
  • Download: daily RINEX files (a standard GPSThe US satellite navigation system. People often use "GPS" to mean all satellite positioning.More file type) at geodesy.noaa.gov/corsdata/rinex/YYYY/DDD/ssss/ or the AWS mirror. Custom time spans are available from UFCORS.
  • How often it records: after 30 days, NGS thins daily files to one reading every 30 seconds. Full-rate data is available from NOAA NCEI CLASS.
  • Set your own base: OPUS. See our OPUS how-to.
PPK how-to →OPUS how-to
Source: NGS CORS data access · station list from NGS ITRFInternational Terrestrial Reference Frame. A worldwide datum. In the US it's about a meter different from NAD 83.More coordinate file (Oct 14, 2026).

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