History
Oil was discovered in the Williston Basin in 1951. Horizontal drilling and hydraulic fracturing lifted output, and North Dakota and Montana together passed 1 million barrels a day in April 2014.
North Dakota Bakken · IECEx
IECEx Mobile Phone Distributor in North Dakota Bakken
The Bakken is a shale oil formation in the Williston Basin of western North Dakota, centred on towns such as Williston and Watford City. Zone 1 work arises at drilling rigs, wellsites, tank batteries and gas gathering facilities. An IECEx mobile phone distributor in Bakken, North Dakota (Williston Basin) would carry the IS-04Z1 to these buyers once certification completes.
Pre-launch · certification in progress · Launching Q4 2026
Marking targetEx ib IIC T4Intrinsic safety, Zone 1 / 21 design target · certification in progress
AvailabilityQ4 2026via authorised distributors
Search topicIECEx
DeviceMobile Phone
RouteDistribution
WhereNorth Dakota Bakken
Short answer. Bakken, North Dakota (Williston Basin) has no appointed SAMS distributor yet: the IS-04Z1 is pre-launch (certification in progress, no certificate issued, launch planned for Q4 2026), and distributor applications are open.
Current position: certification in progress, nothing issued, launch targeted for Q4 2026. A buyer's engineering review is separate from the certificate. Certification status. Place facts reviewed October 2026.
At a glance · IECEx
Checklist: IECEx mobile phone for Bakken, North Dakota (Williston Basin)
| Check | What to look for | IS-04Z1 today |
|---|---|---|
| Certificate of conformity | Number checkable on the IECEx online register | In progress; not issued |
| Standards edition | The IEC 60079 edition the certificate cites | Stated on the certificate when issued |
| Schedule of conditions | Limits of use, batteries and accessories | Published with the certificate |
| Where it applies | Bakken, North Dakota (Williston Basin): Gas gathering and processing, Crude loading facilities, Drilling rigs | Classified by the site operator |
Product · North Dakota Bakken
The product behind this search: the SAMS IS-04Z1.
SAMS IS-04Z1
An intrinsically safe Android smartphone designed for Zone 1 and Zone 21 hazardous areas in North Dakota Bakken. It is pre-launch: IECEx, ATEX and NEC 500 certification is in progress ahead of the Q4 2026 launch.
- IP68 sealed
- 4,000 mAh battery
- 50 MP camera
- Android 16
- Zone 1 / Zone 21 design target
The site · Bakken, North Dakota (Williston Basin)
Working in Bakken, North Dakota (Williston Basin): operators and classified areas
The companies on site and the hazardous-area types a handset is likely to meet there.
Operators and companies on site
- Continental Resources
- Chord Energy
- Chevron (via Hess)
- EOG Resources
Classified areas to expect
- Drilling rigs
- Wellsites and tank batteries
- Gas gathering and processing
- Crude loading facilities
Local conditions · Bakken, North Dakota (Williston Basin)
Conditions in Bakken, North Dakota (Williston Basin) that affect handheld equipment
Operators
Operators listed for the Bakken include Continental Resources, Chord Energy, EOG Resources and Hess. Chevron completed its purchase of Hess on 18 July 2025.
Field notes · Bakken, North Dakota (Williston Basin)
More about Bakken, North Dakota (Williston Basin) that matters for portable equipment
Bakken, North Dakota (Williston Basin): industry on the ground
North Dakota crude oil production passed 1.0 million barrels a day, driven by the Bakken and Three Forks formations of the Williston Basin in North Dakota and eastern Montana.
Bakken, North Dakota (Williston Basin): logistics and access
Williston Basin International Airport opened in 2019 and Amtrak's Empire Builder stops once daily in each direction, while the area has no fixed-route bus service.
Bakken, North Dakota (Williston Basin): background
Bakken oil began flowing in the 1950s at Antelope Field, but large-scale growth only followed the discovery of the Parshall Field in 2007.
Bakken, North Dakota (Williston Basin): geography and layout
The city sits at the crossroads of US Highways 2 and 85, near the Missouri and Yellowstone rivers, about 18 miles from Montana and 60 miles from the Canadian border.
The term · IECEx
What “IECEx” means for a smartphone
IECEx is the international scheme for certifying equipment used in explosive atmospheres. A certificate of conformity is issued by an accredited certification body against a specific edition of the IEC 60079 standards and carries a schedule of conditions of safe use. It is not a legal requirement in most countries on its own, but many national schemes accept it as the technical basis.
The IECEx certificate for the IS-04Z1 is in progress and has not been issued. The marking target is Ex ib IIC T4, the intrinsic safety concept for Zone 1 gas with the hardest gas group (IIC) and a 135 °C temperature class.
In Bakken, North Dakota (Williston Basin). Operators in the Williston Basin are largely US producers, so IECEx is most relevant where a visiting contractor or an international parent brings that scheme. A certificate of conformity and schedule of conditions would be the documents to check. SAMS has not been issued these for the IS-04Z1, which is pre-launch.
The route · distribution
Distributing the IS-04Z1 in North Dakota Bakken
SAMS is appointing authorised distributors ahead of the Q4 2026 launch. No territory has been granted for Bakken, North Dakota (Williston Basin) yet and applications are reviewed company by company. Because a certified Ex device cannot be opened by an ordinary phone workshop without invalidating its certificate, SAMS looks for partners who can provide competent technical support and after-sales service locally.
What SAMS looks for in a partner
- Operator relationships
- Existing supplier registrations or a clear route to them with the main operators and contractors in Bakken, North Dakota (Williston Basin).
- Ex-competent staff
- People who understand zone classification, markings and the conditions of a certificate.
And equally important
- Local-language support
- Documentation, training and helpdesk in the languages the workforce uses.
- Service capability
- Spares, battery replacement and repair routed through SAMS-approved channels.
Questions · North Dakota Bakken
Frequently asked questions
Can we buy an IECEx mobile phone in North Dakota Bakken today?
Not yet. The IS-04Z1 is pre-launch and its certification is still in progress ahead of a Q4 2026 launch. No unit goes into a classified area before the certificate covering it exists. The datasheet, the certification schedule and safe-area evaluation units are available now.
What does an IECEx mobile phone in North Dakota Bakken cost?
No price is published. While certification is in progress there is no list price and no committed lead time, and a supplier quoting a firm figure for an uncertified Ex handset is promising something it cannot stand behind. Indicative pre-launch pricing is issued in writing against a stated quantity and site.
Does the IS-04Z1 hold an IECEx certificate?
No. The IECEx certificate is in progress and has not been issued. SAMS will publish the number when it exists.
Which areas at Bakken, North Dakota (Williston Basin) would use it?
Likely candidates are drilling rigs, wellsites and tank batteries, gas gathering and processing, crude loading facilities. Which areas are classified, and to what zone, is set by the site operator's own area classification drawings.
How do I become a SAMS distributor for Bakken, North Dakota (Williston Basin)?
Apply through the distributor page with your company details and the territory you cover. SAMS reviews applications company by company and has not yet granted a territory for Bakken, North Dakota (Williston Basin).
How do I get to Williston from overseas?
Williston Basin International Airport opened in 2019 and is the closest airport, usually reached through a larger US hub. Allow for road transfers and winter weather delays, and agree site access in advance.
Are Bakken sites very remote?
Many wellpads and processing plants are spread over rural plains, with Williston acting as the main service base. Confirm network coverage, emergency contact procedures and lone-worker policies with the operator, because coverage and response times differ from city sites.
Which regulator sets the rules for oil and gas work here?
The North Dakota Department of Mineral Resources, Oil and Gas Division oversees oil and gas activity. It does not approve phones. Equipment requirements generally come from operators and field service contractors, and SAMS holds no certificate yet, so ask the relevant operator what it would accept.
Related guides
Keep exploring
Other guides for North Dakota Bakken, other places in United States, and the pages behind them.
Ex-Proof Mobile Phone in North Dakota BakkenSame place, different guide
Intrinsically Safe Mobile Phone in North Dakota BakkenSame place, different guide
Hazardous Area Mobile Phone in North Dakota BakkenSame place, different guide
Explosion-Proof Mobile Phone in North Dakota BakkenSame place, different guide
ATEX and IECEx Mobile Phone Distributor in North Dakota BakkenSame place, different guide
Industrial Mobile Phone Distributor in North Dakota BakkenSame place, different guide
ATEX and IECEx Mobile Phone Distributor in Corpus ChristiElsewhere in United States
ATEX and IECEx Mobile Phone Distributor in Permian BasinElsewhere in United States
ATEX and IECEx Mobile Phone Distributor in Lake Charles LouisianaElsewhere in United States
ATEX and IECEx Mobile Phone Distributor in HoustonElsewhere in United States
United States market guideCertification route and regulators
All guides for United StatesEvery route we cover
Certification statusWhat is in progress
Enquiry · Bakken, North Dakota (Williston Basin)
Ask about the IS-04Z1 for Bakken, North Dakota (Williston Basin), United States
Tell us what you need to equip and where. The SAMS team answers by email with the datasheet and where each certification route stands.
Enquiry · Bakken, North Dakota (Williston Basin)
Launching Q4 2026
Planning for North Dakota Bakken?
Tell us the zone, gas group and operator. We will send the datasheet and the certification schedule.