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Partial researchResearch snapshot 2026-09-13. Evidence gaps remain; see Coverage for requirements.

Office briefing

ISLA UMBU / ÑEEMBUCU — Municipal council

Tracked current office. Identifiers stay separate from display names.

Paraguay · ISLA UMBU / ÑEEMBUCU / ÑEEMBUCU · municipal · Municipal councilPY-12-013-C

Read the complete original research briefing

Municipality matched by department and name, with documented abbreviation/rename bridges. Historical numeric district codes are not stable. This is an identity bridge, not proof of unchanged boundaries. Replacement archive runs through November 2025; later events/current control require verification.

1. What office, where, and when is the next election?

Geography
ISLA UMBU / ÑEEMBUCU / ÑEEMBUCU
Next election
2026-10-04
Linked upcoming event
next-6bb71aa8a4b73f2f5fc05ddd
Registry qualification
Unknown

2. How certain is that date?

2026-10-04 is expected (not formally called). Day precision. A date without a formal call is not confirmed.

3. Who won earlier selected elections?

2021-10-10

Ordinary · Legal certification not established · valid votes

  • PARTIDO LIBERAL RADICAL AUTENTICO60.2%
  • PARTIDO COLORADO39.8%
Results for event-c7a89b2105dfe027eab9f917
Label / candidateParty codeVotesShareSeatsStatus
PARTIDO LIBERAL RADICAL AUTENTICO · JORGE MILCIADES MARECOS VELOSOPLRAparaguay/S82789e1ede/20211,26860.2%6Recorded
PARTIDO COLORADO · CRISTHIAN MILCIADES PEREZ RIOSANRparaguay/S82789e1ede/202183839.8%3Recorded

2015-11-15

Ordinary · Legal certification not established · valid votes

  • PARTIDO LIBERAL RADICAL AUTENTICO61.9%
  • PARTIDO COLORADO38.1%
Results for event-f131fc16674a935e9425882a
Label / candidateParty codeVotesShareSeatsStatus
PARTIDO LIBERAL RADICAL AUTENTICO · JORGE MILCIADES MARECOS VELOSOPLRAparaguay/S82789e1ede/20151,14761.9%8Recorded
PARTIDO COLORADO · RAMON MORINIGO HERMOSILLAANRparaguay/S82789e1ede/201570638.1%4Recorded

2010-11-07

Ordinary · Legal certification not established · valid votes

  • PARTIDO COLORADO67.1%
  • PARTIDO LIBERAL RADICAL AUTENTICO30.2%
  • UNION NACIONAL DE CIUDADANOS ETICOS2.8%
Results for event-07d245b67a44f0b3c9862986
Label / candidateParty codeVotesShareSeatsStatus
PARTIDO COLORADO · EUCLIDES ARIEL PAVON VELOSOANRparaguay/S82789e1ede/20101,06567.1%8Recorded
PARTIDO LIBERAL RADICAL AUTENTICO · JORGE MILCIADES MARECOS VELOSOPLRAparaguay/S82789e1ede/201047930.2%4Recorded
UNION NACIONAL DE CIUDADANOS ETICOS · HERMINDA GILL MEDINAUNACEparaguay/S82789e1ede/2010442.8%0 (recorded zero)Recorded

Other events (not selected cycles)

  • 1996-11-17 · Ordinary · Legal certification not established
  • 2001-11-18 · Ordinary · Legal certification not established
  • 2006-11-19 · Ordinary · Legal certification not established

4. Competition and volatility

competition index

Provisional imported-series CI

0 (recorded zero)0–100 historical closeness

Actual-event and/or comparability review incomplete

Comparison status: Provisional imported-series comparison; actual-event review open

Method ci.weighted-gap.v1. Inputs: latest_gap=20.41785375118708, oldest_gap=36.90176322418135, previous_gap=23.799244468429578

pedersen volatility

Provisional volatility

1.69percentage points

Grouped Pedersen lower bound (percentage points). Standalone ANR, PLRA, PEN, PPQ, UNACE and Frente Guasu; all other lists and mixed alliances in Other. No coalition vote is split among constituent parties. An interval is withheld if either election has no list mapped to an explicit named group. This is aggregate share change, not individual voter switching. Event review: Actual-event and/or comparability review incomplete

Comparison status: Latest interval

Method pedersen.grouped.v1. Inputs: groups=["ANR","PLRA","PEN","PPQ","UNACE","Frente Guasu","Other"], interval=Latest interval, vectors=[[39.79107312440646,60.20892687559354,0,0,0,0,0],[38.10037776578521,61.89962223421479,0,0,0,0,0],[67.06549118387909,30.163727959697734,0,0,2.770780856423174,0,0]]

pedersen volatility

Provisional volatility

31.74percentage points

Grouped Pedersen lower bound (percentage points). Standalone ANR, PLRA, PEN, PPQ, UNACE and Frente Guasu; all other lists and mixed alliances in Other. No coalition vote is split among constituent parties. An interval is withheld if either election has no list mapped to an explicit named group. This is aggregate share change, not individual voter switching. Event review: Actual-event and/or comparability review incomplete

Comparison status: Previous interval

Method pedersen.grouped.v1. Inputs: groups=["ANR","PLRA","PEN","PPQ","UNACE","Frente Guasu","Other"], interval=Previous interval, vectors=[[39.79107312440646,60.20892687559354,0,0,0,0,0],[38.10037776578521,61.89962223421479,0,0,0,0,0],[67.06549118387909,30.163727959697734,0,0,2.770780856423174,0,0]]

pedersen volatility

Provisional volatility

16.71percentage points

Grouped Pedersen lower bound (percentage points). Standalone ANR, PLRA, PEN, PPQ, UNACE and Frente Guasu; all other lists and mixed alliances in Other. No coalition vote is split among constituent parties. An interval is withheld if either election has no list mapped to an explicit named group. This is aggregate share change, not individual voter switching. Event review: Actual-event and/or comparability review incomplete

Comparison status: Both intervals mean

Method pedersen.grouped.v1. Inputs: groups=["ANR","PLRA","PEN","PPQ","UNACE","Frente Guasu","Other"], interval=Both intervals mean, vectors=[[39.79107312440646,60.20892687559354,0,0,0,0,0],[38.10037776578521,61.89962223421479,0,0,0,0,0],[67.06549118387909,30.163727959697734,0,0,2.770780856423174,0,0]]

Source-reported control: Unverified. Current tenure requires separate dated evidence.

5. Officeholder evidence

Dated roster observations are not automatically current tenure. The source current-office flag means this office is tracked now, not that the last winner still holds it.

No officeholder observation supplied.

6. Polling context

No local poll supplied.

7. Unresolved issues and sources

Municipality matched by department and name, with documented abbreviation/rename bridges. Historical numeric district codes are not stable. This is an identity bridge, not proof of unchanged boundaries. Replacement archive runs through November 2025; later events/current control require verification. Replacement elections sometimes contain only winner/seat evidence. New municipalities, boundary/party continuity and dated control remain incomplete. The separate ordinary-election baseline helps historical comparison but does not fill replacement losing-vote gaps.

    Sources

    Cite this record

    Center for Digital Democracy. “ISLA UMBU / ÑEEMBUCU — Municipal council.” Subnational Election Observatory, releaselatin-america-fe5e91689def, snapshot 2026-09-13. /electiondatabase/offices/PY-12-013-C. Sources: paraguay--url-7428974d1a7032fc28d114b3, paraguay--S82789e1ede, paraguay--Sebfa7a567d.