[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"learn-\u002Flearn\u002Fdata-sources\u002Forphan-abandoned-wells":3,"learn-related-data-sources\u002Forphan-abandoned-wells":166},{"id":4,"title":5,"body":6,"category":146,"createdAt":146,"cta":147,"description":150,"extension":151,"icon":152,"industry":146,"keywords":153,"meta":158,"navigation":159,"path":160,"province":146,"relatedPages":161,"section":162,"seo":163,"stem":164,"systems":146,"updatedAt":146,"__hash__":165},"learn\u002Flearn\u002Fdata-sources\u002Forphan-abandoned-wells.md","Orphan and Abandoned Wells: OWA Inventory and the Abandoned Registry",{"type":7,"value":8,"toc":137},"minimark",[9,14,35,39,46,50,65,74,78,94,110,114],[10,11,13],"h2",{"id":12},"what-it-is","What it is",[15,16,17,18,22,23,26,27,30,31,34],"p",{},"Two related signals about closure liability. The ",[19,20,21],"strong",{},"Orphan Well Association (OWA)"," publishes a site-specific inventory of wells whose licensee no longer exists, so the OWA is funding closure. Separately, the AER's ",[19,24,25],{},"ST37"," lifecycle status marks wells that are ",[19,28,29],{},"abandoned"," (plugged and downhole-closed) or ",[19,32,33],{},"reclaimed"," (surface fully restored). Township Canada joins both to every well.",[10,36,38],{"id":37},"what-it-carries","What it carries",[15,40,41,42,45],{},"The OWA inventory contributes the ",[19,43,44],{},"orphan flag"," and site references. ST37 contributes the abandoned and reclaimed lifecycle states. Together they answer the diligence question: of the wells on this ground, how many are someone's active responsibility, and how many have already fallen to the public purse?",[10,47,49],{"id":48},"coverage-and-refresh","Coverage and refresh",[15,51,52,53,56,57,60,61,64],{},"Across Alberta we flag ",[19,54,55],{},"more than 24,000 orphan wells",", and ",[19,58,59],{},"more than 240,000 wells"," carry an abandoned status. The OWA inventory refreshes ",[19,62,63],{},"monthly","; the abandoned and reclaimed states refresh monthly with ST37.",[66,67,68,71],"blockquote",{},[15,69,70],{},"Source: Orphan Well Association inventory · refreshed monthly",[15,72,73],{},"Source: AER · ST37 · refreshed monthly",[10,75,77],{"id":76},"how-township-canada-shows-it","How Township Canada shows it",[15,79,80,81,84,85,89,90,93],{},"Orphan and abandoned counts roll up on the ",[19,82,83],{},"Energy tab"," of the parcel report and on each operator's footprint. On the map, the ",[86,87,88],"code",{},"liability"," preset colours the O&G Activity layer by ",[19,91,92],{},"orphan-well density",", so you can see where the liability concentrates across a township.",[95,96,97],"note",{},[15,98,99,102,103,106,107,109],{},[19,100,101],{},"Screenshot to add"," (",[86,104,105],{},"\u002Fimages\u002Flearn\u002Fdata-sources\u002Forphan-abandoned-wells\u002Fliability-preset.png","): the ",[86,108,88],{}," preset active, the grid shaded by orphan-well density, hot cells standing out.",[10,111,113],{"id":112},"related","Related",[115,116,117,125,131],"ul",{},[118,119,120],"li",{},[121,122,124],"a",{"href":123},"\u002Flearn\u002Fhow-to\u002Forphan-well-due-diligence","Orphan well due diligence",[118,126,127],{},[121,128,130],{"href":129},"\u002Flearn\u002Fdata-sources\u002Faer-st37-wells","AER ST37 Wells",[118,132,133],{},[121,134,136],{"href":135},"\u002Flearn\u002Fdata-sources\u002Faer-ba-snapshot","AER ST101 BA Snapshot",{"title":138,"searchDepth":139,"depth":139,"links":140},"",2,[141,142,143,144,145],{"id":12,"depth":139,"text":13},{"id":37,"depth":139,"text":38},{"id":48,"depth":139,"text":49},{"id":76,"depth":139,"text":77},{"id":112,"depth":139,"text":113},null,{"label":148,"href":149},"Screen liability on a parcel report","\u002Fapp\u002Fsearch","The Orphan Well Association inventory plus the AER's plugged and abandoned register, joined to ST37 so a parcel report shows closure liability at a glance.","md","i-lucide-triangle-alert",[154,155,156,157],"orphan wells","abandoned wells","OWA","closure liability",{},true,"\u002Flearn\u002Fdata-sources\u002Forphan-abandoned-wells",[129,135,123],"data-sources",{"title":5,"description":150},"learn\u002Fdata-sources\u002Forphan-abandoned-wells","ciqzVxGMDcPjoIOyuEtPbUOsQz0W6UhIWccbzLTiDrM",[167,274,396],{"id":168,"title":169,"body":170,"category":146,"createdAt":146,"cta":260,"description":262,"extension":151,"icon":263,"industry":146,"keywords":264,"meta":268,"navigation":159,"path":135,"province":146,"relatedPages":269,"section":162,"seo":271,"stem":272,"systems":146,"updatedAt":146,"__hash__":273},"learn\u002Flearn\u002Fdata-sources\u002Faer-ba-snapshot.md","AER ST101: the Business Associate Snapshot",{"type":7,"value":171,"toc":253},[172,174,188,190,197,199,210,215,217,224,234,236],[10,173,13],{"id":12},[15,175,176,179,180,183,184,187],{},[19,177,178],{},"ST101"," is the Alberta Energy Regulator's ",[19,181,182],{},"Business Associate (BA) code"," register - the lookup that maps a BA code to a company name. Township Canada uses it to resolve the operator and licensee on every well, pipeline, and facility, and to build a per-operator ",[19,185,186],{},"liability snapshot"," by rolling the ST37 lifecycle counts up to each BA.",[10,189,38],{"id":37},[15,191,192,193,196],{},"For each operator we surface the counts that matter for diligence: ",[19,194,195],{},"active, suspended, abandoned, orphan, and reclamation-certified"," wells across their entire AER footprint, plus recent licence transfers. It is the difference between \"this well belongs to company X\" and \"company X holds 40 active wells, 200 suspended, and 15 orphans.\"",[10,198,49],{"id":48},[15,200,201,202,205,206,209],{},"We carry ",[19,203,204],{},"more than 3,000 operators"," in the BA register. The BA codes refresh ",[19,207,208],{},"quarterly","; the liability counts rolled on top refresh monthly with ST37.",[66,211,212],{},[15,213,214],{},"Source: AER · ST101 · refreshed quarterly",[10,216,77],{"id":76},[15,218,219,220,223],{},"The BA snapshot powers the ",[19,221,222],{},"operator directory"," and every operator drill-down in the parcel report sidebar: open an operator to see its footprint, dispositions, and wells. M&A and diligence teams use it to size liability exposure before a term sheet.",[95,225,226],{},[15,227,228,102,230,233],{},[19,229,101],{},[86,231,232],{},"\u002Fimages\u002Flearn\u002Fdata-sources\u002Faer-ba-snapshot\u002Foperator-footprint.png","): an operator detail view showing the active \u002F suspended \u002F abandoned \u002F orphan \u002F reclaimed counts across the company's AER footprint.",[10,235,113],{"id":112},[115,237,238,242,247],{},[118,239,240],{},[121,241,130],{"href":129},[118,243,244],{},[121,245,246],{"href":160},"Orphan and abandoned wells",[118,248,249],{},[121,250,252],{"href":251},"\u002Fguides\u002Fparcel-report-sidebar","The parcel report sidebar",{"title":138,"searchDepth":139,"depth":139,"links":254},[255,256,257,258,259],{"id":12,"depth":139,"text":13},{"id":37,"depth":139,"text":38},{"id":48,"depth":139,"text":49},{"id":76,"depth":139,"text":77},{"id":112,"depth":139,"text":113},{"label":261,"href":149},"Open the operators directory","ST101 is the AER's Business Associate register. Township Canada turns it into a per-operator liability snapshot - active, suspended, abandoned, and orphan counts across a company's whole footprint.","i-lucide-building-2",[265,266,267,186],"AER ST101","business associate","operator",{},[129,160,270],"\u002Flearn\u002Fdata-sources\u002Fpetrinex-volumetrics",{"title":169,"description":262},"learn\u002Fdata-sources\u002Faer-ba-snapshot","LTgWfIsCthtg-J46GJMHiDs8wkneDCW5Ic307fD7UOE",{"id":275,"title":276,"body":277,"category":146,"createdAt":146,"cta":382,"description":384,"extension":151,"icon":385,"industry":146,"keywords":386,"meta":391,"navigation":159,"path":129,"province":146,"relatedPages":392,"section":162,"seo":393,"stem":394,"systems":146,"updatedAt":146,"__hash__":395},"learn\u002Flearn\u002Fdata-sources\u002Faer-st37-wells.md","AER ST37: the List of Wells in Alberta",{"type":7,"value":278,"toc":375},[279,283,291,293,308,310,319,323,325,335,345,355,357],[10,280,282],{"id":281},"what-st37-is","What ST37 is",[15,284,285,179,287,290],{},[19,286,25],{},[19,288,289],{},"List of Wells in Alberta"," - the regulator's complete register of every well that has ever been licensed in the province. It is the single source of truth for what exists, where it is, and what state it is in. Township Canada ingests ST37 in full and refreshes it monthly.",[10,292,38],{"id":37},[15,294,295,296,299,300,303,304,307],{},"Each well record carries its unique well identifier (UWI), well name, licence number and current ",[19,297,298],{},"licence status",", the operator and licensee business associate (BA) codes, the fluid and mode, the well type, total depth, and surface coordinates. The lifecycle status is the field most people come for: ",[19,301,302],{},"active, suspended, abandoned, reclaimed",", plus the orphan flag where the ",[121,305,306],{"href":160},"Orphan Well Association"," has taken over closure.",[10,309,49],{"id":48},[15,311,201,312,315,316,318],{},[19,313,314],{},"more than 530,000 wells"," across Alberta, every one tagged with a lifecycle status. The dataset refreshes ",[19,317,63],{}," from the AER's open-data release.",[66,320,321],{},[15,322,73],{},[10,324,77],{"id":76},[15,326,327,328,331,332,334],{},"ST37 powers the ",[19,329,330],{},"AER Wells"," map layer (part of the Energy Bundle) and the well list on the ",[19,333,83],{}," of the parcel report, which shows every well whose surface point falls inside the Legal Subdivision. From any well you can jump to its operator's full footprint.",[95,336,337],{},[15,338,339,102,341,344],{},[19,340,101],{},[86,342,343],{},"\u002Fimages\u002Flearn\u002Fdata-sources\u002Faer-st37-wells\u002Fwells-layer.png","): the AER Wells map layer enabled over a township, points coloured by licence status, with the legend showing active \u002F suspended \u002F abandoned \u002F orphan.",[95,346,347],{},[15,348,349,102,351,354],{},[19,350,101],{},[86,352,353],{},"\u002Fimages\u002Flearn\u002Fdata-sources\u002Faer-st37-wells\u002Freport-wells-card.png","): the Energy tab of a parcel report listing individual wells with UWI, operator, fluid, and status.",[10,356,113],{"id":112},[115,358,359,365,371],{},[118,360,361],{},[121,362,364],{"href":363},"\u002Flearn\u002Fhow-to\u002Faer-wells-lifecycle-status","Reading well lifecycle status",[118,366,367],{},[121,368,370],{"href":369},"\u002Flearn\u002Fdata-sources\u002Faer-st76-pipelines","AER ST76 Pipelines",[118,372,373],{},[121,374,246],{"href":160},{"title":138,"searchDepth":139,"depth":139,"links":376},[377,378,379,380,381],{"id":281,"depth":139,"text":282},{"id":37,"depth":139,"text":38},{"id":48,"depth":139,"text":49},{"id":76,"depth":139,"text":77},{"id":112,"depth":139,"text":113},{"label":383,"href":149},"See wells on a parcel report","ST37 is the Alberta Energy Regulator's authoritative List of Wells. Township Canada carries every well with its lifecycle status, on the map and on every parcel report.","i-lucide-flame",[387,388,389,390],"AER ST37","list of wells","well licence status","UWI",{},[369,160,363],{"title":276,"description":384},"learn\u002Fdata-sources\u002Faer-st37-wells","SPKg2sQ3RGfkhXUJ1qmKXRtHfEKUmSwcoxHLisrh5tU",{"id":397,"title":398,"body":399,"category":146,"createdAt":146,"cta":647,"description":649,"extension":151,"icon":146,"industry":650,"keywords":651,"meta":657,"navigation":159,"path":123,"province":658,"relatedPages":146,"section":659,"seo":660,"stem":661,"systems":662,"updatedAt":146,"__hash__":664},"learn\u002Flearn\u002Fhow-to\u002Forphan-well-due-diligence.md","Orphan Well Due Diligence: M&A and Surface Rights Workflows",{"type":7,"value":400,"toc":633},[401,406,409,413,419,425,428,432,437,446,463,467,473,480,483,487,490,494,527,530,534,570,574,594,598,612,614],[402,403,405],"h1",{"id":404},"orphan-well-due-diligence","Orphan Well Due Diligence",[15,407,408],{},"Closure-obligation exposure is one of the central diligence questions in Alberta oil and gas M&A and surface-rights transactions. The Orphan Well Association (OWA) inventory grows when licensees become unable to fulfill closure obligations - by year-end 2025 the orphan count was in the tens of thousands. Township Canada surfaces the orphan flag on every well plus a per-operator rollup via the BA licensee snapshot API.",[10,410,412],{"id":411},"the-two-diligence-questions","The two diligence questions",[15,414,415,418],{},[19,416,417],{},"For an M&A buyer:"," \"What closure exposure am I inheriting?\" Total Active + Suspended + Abandoned (non-orphan) wells in the seller's portfolio. Wells already on the OWA's books don't transfer closure cost - but the seller's operating history might indicate future orphan risk.",[15,420,421,424],{},[19,422,423],{},"For a surface-rights holder:"," \"Is the well on my land an OWA-funded closure or a licensee-funded one?\" Different operational and timeline expectations.",[15,426,427],{},"Both questions are answered by the orphan flag + lifecycle status on each well.",[10,429,431],{"id":430},"how-to-pull-the-data","How to pull the data",[433,434,436],"h3",{"id":435},"single-well-lookup","Single-well lookup",[438,439,444],"pre",{"className":440,"code":442,"language":443},[441],"language-text","GET \u002Fapi\u002Fwells\u002F[uwi]\n","text",[86,445,442],{"__ignoreMap":138},[15,447,448,449,452,453,452,456,56,459,462],{},"Returns the full lifecycle metadata for one UWI, including ",[86,450,451],{},"is_orphan",", ",[86,454,455],{},"is_abandoned",[86,457,458],{},"abandonment_date",[86,460,461],{},"reclamation_status",". Useful for diligence on a specific surface lease or a specific well being negotiated.",[433,464,466],{"id":465},"operator-rollup-via-ba-licensee-snapshot","Operator rollup via BA licensee snapshot",[438,468,471],{"className":469,"code":470,"language":443},[441],"GET \u002Fapi\u002Foperators\u002F[ba_code]\u002Fsnapshot\n",[86,472,470],{"__ignoreMap":138},[15,474,475,476,479],{},"Returns total wells, plus splits by Active, Suspended, Abandoned, Orphan, Reclamation-certified. Backed by the ",[86,477,478],{},"app.aer_ba_snapshot"," materialized view (refresh concurrently - fast reads). For an M&A diligence dashboard, this is the one-shot operator profile.",[15,481,482],{},"See the full BA licensee snapshot reference.",[433,484,486],{"id":485},"map-view","Map view",[15,488,489],{},"In the data catalog, the Wells layer legend has an Orphan filter that surfaces only OWA-inventory wells (regardless of their lifecycle status). Combined with the standard Active\u002FSuspended\u002FAbandoned filters, this gives the full operator-portfolio picture.",[10,491,493],{"id":492},"a-typical-ma-workflow","A typical M&A workflow",[495,496,497,503,509,515,521],"ol",{},[118,498,499,502],{},[19,500,501],{},"Pull the seller's BA code"," from the AER directives. (BA = Business Associate code - every licensee has one.)",[118,504,505,508],{},[19,506,507],{},"Hit the operator snapshot API"," for that BA. Total wells + breakdown by status.",[118,510,511,514],{},[19,512,513],{},"Compute the inherited closure obligation"," roughly as: Active wells (future obligation) + Suspended wells (near-term reactivation or abandonment) + Abandoned non-orphan wells (open reclamation work).",[118,516,517,520],{},[19,518,519],{},"Subtract the orphan count"," - these don't transfer in the M&A; the OWA is funding the closure.",[118,522,523,526],{},[19,524,525],{},"Pull operator history for the highest-exposure wells."," The transfer-notice history shows whether the seller has been actively divesting or accumulating.",[15,528,529],{},"For dollar-value diligence, the per-well closure cost estimate is industry-standard - the AER publishes liability rating models that operators use internally. Township Canada doesn't currently surface a per-well dollar estimate (that's downstream of the data we ship).",[10,531,533],{"id":532},"a-typical-surface-rights-workflow","A typical surface-rights workflow",[495,535,536,546,552,558,564],{},[118,537,538,541,542,545],{},[19,539,540],{},"Pull the parcel report"," at ",[86,543,544],{},"\u002Fapp\u002Freport\u002F[lld]\u002Fpdf"," for the title in question",[118,547,548,551],{},[19,549,550],{},"Read the wells listing"," for the parcel (if the parcel sits over one or more licensed wells)",[118,553,554,557],{},[19,555,556],{},"For each well, check the orphan flag:"," if orphan, OWA-funded closure; if not orphan, licensee-funded",[118,559,560,563],{},[19,561,562],{},"For orphan wells, the timeline is OWA-driven."," Their public inventory updates monthly; the well's place in the closure queue is sometimes available via OWA outreach.",[118,565,566,569],{},[19,567,568],{},"For non-orphan abandoned wells, the licensee retains the reclamation obligation."," If the licensee is suspended or in financial distress, that's an emerging orphan risk worth flagging.",[10,571,573],{"id":572},"what-this-doesnt-replace","What this doesn't replace",[115,575,576,582,588],{},[118,577,578,581],{},[19,579,580],{},"Direct AER directives lookups"," - for the licence-level audit trail, the AER's regulatory portal is authoritative",[118,583,584,587],{},[19,585,586],{},"OWA direct contact"," - for orphan timeline expectations on a specific well",[118,589,590,593],{},[19,591,592],{},"Liability rating computation"," - Township Canada doesn't currently compute the per-well dollar estimate",[10,595,597],{"id":596},"coverage","Coverage",[115,599,600,606],{},[118,601,602,605],{},[19,603,604],{},"Alberta:"," full coverage via AER ST37 + OWA monthly inventory join",[118,607,608,611],{},[19,609,610],{},"Saskatchewan (SER), BC (BCOGC):"," not yet",[10,613,113],{"id":112},[115,615,616,621,624,627],{},[118,617,618],{},[121,619,620],{"href":363},"AER Wells Lifecycle Status",[118,622,623],{},"Orphan + abandoned wells data layer reference",[118,625,626],{},"Asset \u002F operator history snapshot reference",[118,628,629],{},[121,630,632],{"href":631},"\u002Ffor\u002Foil-and-gas","Township Canada for Oil and Gas Operators",{"title":138,"searchDepth":139,"depth":139,"links":634},[635,636,642,643,644,645,646],{"id":411,"depth":139,"text":412},{"id":430,"depth":139,"text":431,"children":637},[638,640,641],{"id":435,"depth":639,"text":436},3,{"id":465,"depth":639,"text":466},{"id":485,"depth":639,"text":486},{"id":492,"depth":139,"text":493},{"id":532,"depth":139,"text":533},{"id":572,"depth":139,"text":573},{"id":596,"depth":139,"text":597},{"id":112,"depth":139,"text":113},{"label":648,"href":631},"See the Energy Bundle","How to use the orphan flag + BA licensee snapshot API for operator-level closure exposure analysis and surface-rights diligence.","oil-and-gas",[652,653,654,655,656],"orphan well due diligence","alberta closure obligation","aer well transfer","oil gas m&a diligence","owa orphan inventory",{},"alberta","how-to",{"title":398,"description":649},"learn\u002Fhow-to\u002Forphan-well-due-diligence",[663],"DLS","GjsPulaup1zfYNABThb9LGUnhENn327_Z0Kv6s9nYYI"]